Vulnerability Description
Weblate is a web based localization tool. From version 5.15 to before version 2026.6, Weblate's VCS_RESTRICT_PRIVATE did not properly account for some transitional IPv6 ranges, multicast addresses, or some semi-private IPv4 ranges, which allowed some addresses to bypass private range restrictions. This issue has been patched in version 2026.6.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/WeblateOrg/weblate/pull/19768
- https://github.com/WeblateOrg/weblate/releases/tag/weblate-2026.6
- https://github.com/WeblateOrg/weblate/security/advisories/GHSA-vmfc-9982-2m45
FAQ
What is CVE-2026-50127?
CVE-2026-50127 is a vulnerability with a CVSS score of 5.9 (MEDIUM). Weblate is a web based localization tool. From version 5.15 to before version 2026.6, Weblate's VCS_RESTRICT_PRIVATE did not properly account for some transitional IPv6 ranges, multicast addresses, or...
How severe is CVE-2026-50127?
CVE-2026-50127 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-50127?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.