CVE-2026-39845

MEDIUM4.1EPSS 0.01%

Weblate: SSRF via the webhook add-on using unprotected fetch_url()

Published: 4/16/2026Modified: 5/20/2026

Description

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 packages (2)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1MEDIUM4.1CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N

References (4)