Weblate is a web based localization tool. Versions lower than 5.13.1 contain a vulnerability that causes long session expiry during the second factor verification. The long session expiry could be used to circumvent rate limiting of the second factor. This issue is fixed in version 5.13.1.
https://github.com/WeblateOrg/weblate/security/advisories/GHSA-377j-wj38-4728
https://github.com/WeblateOrg/weblate/pull/16002
https://github.com/WeblateOrg/weblate/commit/0b46fe596231dd456283ead66699ae5516f23908
Published: 2025-09-05
Updated: 2025-09-18
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:P
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Severity: Medium
Base Score: 2.1
Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Severity: Low
EPSS: 0.00036