Weblate is a web based localization tool. Prior to version 5.12, the audit log notifications included the full IP address of the acting user. This could be obtained by third-party servers such as SMTP relays, or spam filters. This issue has been patched in version 5.12.
https://github.com/WeblateOrg/weblate/security/advisories/GHSA-4qqf-9m5c-w2c5
https://github.com/WeblateOrg/weblate/releases/tag/weblate-5.12.1
https://github.com/WeblateOrg/weblate/pull/15102
https://github.com/WeblateOrg/weblate/commit/020b2905e4d001cff2452574d10e6cf3621b5f62
Published: 2025-06-16
Updated: 2025-06-16
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity: High
Base Score: 2.1
Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N
Severity: Low