Hcltech Sametime
17 CVEs affecting Hcltech Sametime. Latest disclosed: 2026-03-17. Critical: 0, High: 2.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2021-27771 | High | 8.2 | 2022-05-12 | User SID can be modified resulting in an Arbitrary File Upload or deletion of directories causing a Denial of Service. When interacting in a normal matter with… |
CVE-2021-27772 | High | 7.1 | 2022-05-12 | Users are able to read group conversations without actively taking part in them. Next to one to one conversations, users are able to start group conversations… |
CVE-2021-27770 | Medium | 6.8 | 2022-05-12 | The vulnerability was discovered within the “FaviconService”. The service takes a base64-encoded URL which is then requested by the webserver. We assume this s… |
CVE-2022-42446 | Medium | 6.5 | 2022-12-12 | Starting with Sametime 12, anonymous users are enabled by default. After logging in as an anonymous user, one has the ability to browse the User Directory and… |
CVE-2023-50349 | Medium | 5.9 | 2024-02-09 | Sametime is impacted by a Cross Site Request Forgery (CSRF) vulnerability. Some REST APIs in the Sametime Proxy application can allow an attacker to perform m… |
CVE-2024-30122 | Medium | 5.8 | 2024-10-23 | HCL Sametime is impacted by misconfigured security related HTTP headers. It was identified that some HTTP headers were missing on web service responses. This w… |
CVE-2021-27769 | Medium | 5.3 | 2022-05-12 | Information leakage occurs when a website reveals information that could aid an attacker to further exploit the system. This information may or may not be sens… |
CVE-2021-27773 | Medium | 4.2 | 2022-05-12 | This vulnerability allows users to execute a clickjacking attack in the meeting's chat. |
CVE-2024-30124 | Medium | 4.0 | 2024-10-23 | HCL Sametime is impacted by insecure services in-use on the UIM client by default. An unused legacy REST service was enabled by default using the HTTP protocol… |
CVE-2023-45696 | Medium | 4.0 | 2024-02-10 | Sametime is impacted by sensitive fields with autocomplete enabled in the Legacy web chat client. By default, this allows user entered data to be stored by the… |
CVE-2023-37540 | Low | 3.9 | 2024-02-23 | Sametime Connect desktop chat client includes, but does not use or require, the use of an Eclipse feature called Secure Storage. Using this Eclipse feature to… |
CVE-2023-45718 | Low | 3.9 | 2024-02-09 | Sametime is impacted by a failure to invalidate sessions. The application is setting sensitive cookie values in a persistent manner in Sametime Web clients. W… |
CVE-2023-50355 | Low | 3.6 | 2024-10-23 | HCL Sametime is impacted by the error messages containing sensitive information. An attacker can use this information to launch another, more focused attack. |
CVE-2026-21791 | Low | 3.3 | 2026-03-10 | HCL Sametime for Android is impacted by a sensitive information disclosure. Hostnames information is written in application logs and certain URL |
CVE-2026-21786 | Low | 3.3 | 2026-03-05 | HCL Sametime for iOS is impacted by a sensitive information disclosure. Hostnames information is written in application logs and certain URLs. |
CVE-2025-31966 | Low | 2.7 | 2026-03-17 | HCL Sametime is vulnerable to broken server-side validation. While the application performs client-side input checks, these are not enforced by the web server… |
CVE-2023-45716 | Low | 1.7 | 2024-02-09 | Sametime is impacted by sensitive information passed in URL. |