CVE-2026-39845
MEDIUMCVSS 4.1/10EPSS 0.27%
Last modified
CVE-2026-39845 is a medium-severity vulnerability rated 4.1/10 on the CVSS scale. Weblate is a web based localization tool. In versions prior to 5.17, the webhook add-on did not utilize existing SSRF protections. EPSS estimates a 0.27% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Weblate | Weblate | < 5.17 |
References
- https://github.com/WeblateOrg/weblate/pull/18815Issue Tracking, Patch
- https://github.com/WeblateOrg/weblate/security/advisories/GHSA-f8hv-g549-hwg2Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-39845?
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.
How severe is CVE-2026-39845?
CVE-2026-39845 has a CVSS score of 4.1/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2026-39845?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2026-39845?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST