CVE-2026-39845: Weblate

Medium severity, CVSS 4.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Weblate is a web based localization tool. In versions prior to 5.17, the webhook add-on did not utilize existing SSRF protections. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable the webhook add-on as a workaround.

Affected products

• Weblate Weblate: before 5.17 (fixed in 5.17)

Published 2026-04-15. Last modified 2026-06-17.