PT-2026-33122 · Weblate · Weblate

Published 2026-04-15 · Updated 2026-04-16 · CVE-2026-34393

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Weblate versions prior to 5.17

Description The user patching API endpoint ''/api/v1/users/'' (or similar user patching endpoint) did not properly limit the scope of edits, allowing for unauthorized modifications.

Recommendations Update to version 5.17.

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2026-34393

GHSA-3382-GW9X-477V

PYSEC-2026-155

Affected Products

Weblate

References · 8

• https://github.com/WeblateOrg/weblate/pull/18687 · Patch
• https://osv.dev/vulnerability/GHSA-3382-gw9x-477v · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-34393 · Security Note
• https://osv.dev/vulnerability/PYSEC-2026-155 · Vendor Advisory
• https://github.com/WeblateOrg/weblate · Note
• https://github.com/WeblateOrg/weblate/security/advisories/GHSA-3382-gw9x-477v · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/weblate/PYSEC-2026-155.yaml · Note
• https://twitter.com/CVEnew/status/2044737936420163920 · Twitter Post