Open Redirect in Nextcloud Security-Advisories
CVE-2022-24887
Nextcloud Talk is a video and audio conferencing app for Nextcloud, a self-hosted productivity platform. Prior to versions 11.3.4, 12.2.2, and 13.0.0, when sharing a Deck card in conversation, the metaData can be manipulated so users can be tricked into opening arbitrary URLs. This issue is fixed in versions 11.3.4, 12.2.2, and 13.0.0. There are currently no known workarounds.
Vulnerability class: Open Redirect
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (59.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- Nextcloud Security-Advisories — versions < 11.3.4, < 12.2.2, < 13.0.0
- Nextcloud Talk — versions 13.0.0
Weakness classification (CWE)
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-j45w-7mpq-264c (Third Party Advisory)
- github.com/nextcloud/spreed/pull/6410 (Patch, Third Party Advisory)
- hackerone.com/reports/1358977 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-24887?
- CVE-2022-24887 is a medium-severity vulnerability in Nextcloud Security-Advisories, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.3/10. Published 2022-04-27.
- How severe is CVE-2022-24887?
- Medium severity. CVSS v3 base score is 4.3 out of 10.