Mattermost
Page 6 of 7 — Mattermost CVEs from a corpus of 613, newest first, with CVSS severity and publication dates.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2017-18900 | Critical | 9.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.1.0, 4.0.4, and 3.10.3. It allows CSV injection via a compliance report. |
CVE-2017-18899 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It mishandles IP-based rate limiting. |
CVE-2017-18898 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows crafted posts that potentially cause a web browser to hang. |
CVE-2017-18897 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. It mishandles a deny action for a redi… |
CVE-2017-18896 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to add DEBUG lines to the logs via a REST API version 3 loggin… |
CVE-2017-18895 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to obtain sensitive information (user statuses) via a REST API… |
CVE-2017-18894 | High | 8.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. Sometimes. resource-owner authorizatio… |
CVE-2017-18893 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. Display names allow XSS. |
CVE-2017-18892 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. E-mail templates can have a field in which HTML content is not neutralized. |
CVE-2017-18891 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows Phishing because an error page can have a link. |
CVE-2017-18890 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows an attacker to create a button that, when pressed by a user, launches an… |
CVE-2017-18889 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. An attacker could create fictive system-message posts via webhooks and slash comma… |
CVE-2017-18888 | Critical | 9.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows SQL injection during the fetching of multiple posts. |
CVE-2017-18887 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It discloses the team creator's e-mail address to members. |
CVE-2017-18886 | High | 8.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows a bypass of restrictions on use of slash commands. |
CVE-2017-18885 | Critical | 9.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to gain privileges by accessing unintended API endpoints on a… |
CVE-2017-18884 | High | 8.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to gain privileges by using a registered OAuth application wit… |
CVE-2017-18883 | Critical | 9.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2, when serving as an OAuth 2.0 Service Provider. There is low entropy for authorizat… |
CVE-2017-18882 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS can occur via OpenGraph data. |
CVE-2017-18881 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via a goto_location response to a slash command. |
CVE-2017-18880 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the title_link field of a Slack attachment. |
CVE-2017-18879 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the author_link field of a Slack attachment. |
CVE-2017-18878 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. Knowledge of a session ID allows revoking another user's session. |
CVE-2017-18874 | Medium | 6.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can achieve directory traversa… |
CVE-2018-21264 | High | 8.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. It did not enforce the expiration date of a SAML response. |
CVE-2018-21256 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions (for group-message channel creation) via th… |
CVE-2018-21252 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.2, 5.1.1, 5.0.3, and 4.10.3. Attackers could use multiple e-mail addresses to bypass a domain-based polic… |
CVE-2017-18873 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to cause a denial of service (channel invisibility) via a misf… |
CVE-2017-18872 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.4.3 and 4.3.3. Attackers could reconfigure an OAuth app in some cases where Mattermost is an OAuth 2.0 se… |
CVE-2019-20890 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.7. It allows a bypass of e-mail address discovery restrictions. |
CVE-2019-20889 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It mishandles permissions for user-access token creation. |
CVE-2019-20888 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It allows attackers to cause a denial of service (memory consumption) via an… |
CVE-2019-20887 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.7.1, 5.6.4, 5.5.3, and 4.10.6. It does not honor flags API permissions when deciding whether a user can r… |
CVE-2019-20886 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0. The first user is sometimes inadvertently a system admin. |
CVE-2019-20885 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0. It does not always generate a robots.txt file. |
CVE-2019-20884 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0. It allows attackers to partially attach a file to more than one post. |
CVE-2019-20883 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0, when Town Square is set to Read-Only. Users can pin or unpin a post. |
CVE-2019-20882 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team. |
CVE-2019-20881 | High | 7.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0. It mishandles brute-force attacks against MFA. |
CVE-2019-20880 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. It allows attackers to cause a denial of service (memory consumption) via… |
CVE-2019-20879 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. Changes to e-mail addresses do not require credential re-entry. |
CVE-2019-20878 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Changes, within the application, to e-mail addresses are mishandled. |
CVE-2019-20877 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information about whether someone… |
CVE-2019-20876 | Medium | 5.4 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Users can deactivate themselves, bypassing a policy. |
CVE-2019-20875 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows a password reset to proceed while an e-mail address is being cha… |
CVE-2018-21265 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Desktop App before 4.0.0. It mishandled the Same Origin Policy for setPermissionRequestHandler (e.g., video, audio, and n… |
CVE-2018-21263 | High | 8.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. An attacker could authenticate to a different user's account via a crafted SAML re… |
CVE-2018-21262 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.7.3. It allows attackers to cause a denial of service (application crash) via invalid LaTeX text. |
CVE-2018-21261 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. An e-mail invite accidentally included the team invite_id, which leads to unintend… |
CVE-2018-21260 | Low | 2.7 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. WebSocket events were accidentally sent during certain user-management operations… |
CVE-2018-21259 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.10.1, 4.9.4, and 4.8.2. It allows attackers to cause a denial of service (application hang) via a malform… |
CVE-2018-21258 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.1. It allows attackers to cause a denial of service via the invite_people slash command. |
CVE-2018-21257 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions (for setting a channel header) via the Chan… |
CVE-2018-21255 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.1. Non-members of a channel could use the Channel PATCH API to modify that channel. |
CVE-2018-21254 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.1. An attacker can bypass intended access control (for direct-message channel creation) via the Message s… |
CVE-2018-21253 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.1, 5.0.2, and 4.10.2. An attacker could use the invite_people slash command to invite a non-permitted use… |
CVE-2018-21251 | Critical | 9.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.2 and 5.1.1. Authorization could be bypassed if the channel name were not the same in the params and the… |
CVE-2018-21250 | Medium | 6.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.2.2, 5.1.2, and 4.10.4. It allows remote attackers to cause a denial of service (memory consumption) via… |
CVE-2018-21249 | Low | 3.7 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.3.0. It mishandles timing. |
CVE-2018-21248 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.4.0. It mishandles possession of superfluous authentication credentials. |
CVE-2017-18877 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS attacks could occur against an OAuth 2.0 allow/deny page. |
CVE-2017-18876 | Medium | 4.9 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can test for the existence of… |
CVE-2017-18875 | Medium | 4.9 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can create arbitrary files. |
CVE-2017-18871 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.5.0, 4.4.5, 4.3.4, and 4.2.2. It allows attackers to cause a denial of service (application crash) via an… |
CVE-2017-18870 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 4.5.0, 4.4.5, and 4.3.4. It mishandled webhook access control in the EnableOnlyAdminIntegrations case. |
CVE-2019-20874 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information during a role change. |
CVE-2019-20873 | Medium | 6.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information during user activation… |
CVE-2019-20872 | Medium | 5.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. SSRF can attack local services. |
CVE-2019-20871 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. The Markdown library allows catastrophic backtracking. |
CVE-2019-20870 | Medium | 4.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.10.0. An attacker can bypass the intended appearance of the Edited flag after changing a post's file ID. |
CVE-2019-20869 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.10.0, 5.9.1, 5.8.2, and 4.10.9. A non-member could change the Update/Patch Channel endpoint for a private… |
CVE-2019-20868 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.11.0. Invite IDs were improperly generated. |
CVE-2019-20867 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.11.0. An attacker can interfere with a channel's post loading via one crafted post. |
CVE-2019-20866 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.12.0. Use of a Proxy HTTP header, rather than the source address in an IP packet header, for obtaining IP… |
CVE-2019-20865 | High | 8.8 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.12.0, 5.11.1, 5.10.2, 5.9.2, and 4.10.10. The login page allows CSRF. |
CVE-2019-20864 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Plugins before 5.13.0. The GitHub plugin allows an attacker to attach his Mattermost account to a different person's GitH… |
CVE-2019-20863 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.13.0. Incoming webhook creation is not properly restricted. |
CVE-2019-20862 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.13.0. Non-members may fetch a team's slash commands. |
CVE-2019-20861 | High | 8.8 | 2020-06-19 | An issue was discovered in Mattermost Desktop App before 4.2.2. It allows attackers to execute arbitrary code via a crafted link. |
CVE-2019-20860 | Medium | 5.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application han… |
CVE-2019-20859 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.15.0. Login access control can be bypassed via crafted input. |
CVE-2019-20858 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.15.0. It allows attackers to cause a denial of service (CPU consumption) via crafted characters in a SQL… |
CVE-2019-20857 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.16.0. It allows attackers to cause a denial of service (markdown renderer hang) via many backtick charact… |
CVE-2019-20856 | Critical | 9.8 | 2020-06-19 | An issue was discovered in Mattermost Desktop App before 4.3.0 on macOS. It allows dylib injection. |
CVE-2019-20855 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.16.1, 5.15.2, 5.14.5, and 5.9.6. It allows attackers to obtain sensitive information (local files) during… |
CVE-2019-20854 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.17.0. It allows remote attackers to cause a denial of service (client-side application crash) via a LaTeX… |
CVE-2019-20853 | Critical | 9.8 | 2020-06-19 | An issue was discovered in Mattermost Packages before 5.16.3. A Droplet could allow Internet access to a service that has a remote code execution problem. |
CVE-2019-20852 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Mobile Apps before 1.26.0. Local logging is not blocked for sensitive information (e.g., server addresses or message cont… |
CVE-2019-20851 | Critical | 9.1 | 2020-06-19 | An issue was discovered in Mattermost Mobile Apps before 1.26.0. An attacker can use directory traversal with the Video Preview feature to overwrite arbitrary… |
CVE-2020-14460 | Medium | 6.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.19.0, 5.18.1, 5.17.3, 5.16.5, and 5.9.8. Creation of a trusted OAuth application does not always require… |
CVE-2020-14459 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.19.0. Attackers can rename a channel and cause a collision with a direct message, aka MMSA-2020-0002. |
CVE-2020-14458 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.19.0. Attackers can discover private channels via the "get channel by name" API, aka MMSA-2020-0004. |
CVE-2020-14457 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.20.0. Non-members can receive broadcasted team details via the update_team WebSocket event, aka MMSA-2020… |
CVE-2020-14456 | High | 7.3 | 2020-06-19 | An issue was discovered in Mattermost Desktop App before 4.4.0. The Same Origin Policy is mishandled during access-control decisions for web APIs, aka MMSA-202… |
CVE-2020-14455 | Medium | 6.5 | 2020-06-19 | An issue was discovered in Mattermost Desktop App before 4.4.0. Prompting for HTTP Basic Authentication is mishandled, allowing phishing, aka MMSA-2020-0007. |
CVE-2020-14454 | Medium | 6.1 | 2020-06-19 | An issue was discovered in Mattermost Desktop App before 4.4.0. Attackers can open web pages in the desktop application because server redirection is mishandle… |
CVE-2020-14453 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.21.0. Socket read operations are not appropriately restricted, which allows attackers to cause a denial o… |
CVE-2020-14452 | Medium | 5.3 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.21.0. mmctl allows directory traversal via HTTP, aka MMSA-2020-0014. |
CVE-2020-14451 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Mobile Apps before 1.29.0. The iOS app allowed Single Sign-On cookies and Local Storage to remain after a logout, aka MMS… |
CVE-2020-14450 | High | 7.5 | 2020-06-19 | An issue was discovered in Mattermost Server before 5.22.0. The markdown renderer allows attackers to cause a denial of service (client-side), aka MMSA-2020-00… |