GHSA-vww6-79rv-3j4x (CVE-2025-64641)

Details

Mattermost versions 11.1.x <= 11.1.0, 11.0.x <= 11.0.5, 10.12.x <= 10.12.3, 10.11.x <= 10.11.7 fail to verify that post actions invoking /share-issue-publicly were created by the Jira plugin which allowed a malicious Mattermost user to exfiltrate Jira tickets when victim users interacted with affected posts

Affected Packages

github.com/mattermost/mattermost-server

Go

Fixed in:

10.11.8

github.com/mattermost/mattermost-server

Go

Fixed in:

10.12.4

github.com/mattermost/mattermost-server

Go

Fixed in:

11.0.6

github.com/mattermost/mattermost-server

Go

Fixed in:

11.1.1

github.com/mattermost/mattermost/server/v8

Go

Fixed in:

8.0.0-20251121122154-b57c297c6d7

References

ADVISORYhttps://github.com/advisories/GHSA-vww6-79rv-3j4x PACKAGEhttps://github.com/mattermost/mattermost WEBhttps://github.com/mattermost/mattermost/commit/b57c297c6d7ae6812d85e32a625806ac9555deee WEBhttps://github.com/mattermost/mattermost/pull/34551 WEBhttps://mattermost.com/security-updates ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-64641

GHSA-vww6-79rv-3j4x

Details

Affected Packages

References

Aliases

CVSS Analysis

Related

Ecosystems

Timeline