CVE-2026-34393 — HIGH (8.8)

Q: What is CVE-2026-34393?

CVE-2026-34393 is a vulnerability with a CVSS score of 8.8 (HIGH). Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17.

Q: How severe is CVE-2026-34393?

CVE-2026-34393 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-34393?

Check the references section above for vendor advisories and patch information. Affected products include: Weblate Weblate.

Vulnerability Description

Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Weblate	Weblate	< 5.17

Related Weaknesses (CWE)

CWE-269

References

https://github.com/WeblateOrg/weblate/pull/18687Issue TrackingPatch
https://github.com/WeblateOrg/weblate/security/advisories/GHSA-3382-gw9x-477vThird Party Advisory

FAQ

What is CVE-2026-34393?

CVE-2026-34393 is a vulnerability with a CVSS score of 8.8 (HIGH). Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17.

How severe is CVE-2026-34393?

CVE-2026-34393 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-34393?

Check the references section above for vendor advisories and patch information. Affected products include: Weblate Weblate.