CVE-2026-23535: Weblate wlc path traversal vulnerability: Unsanitized API slugs in download command

January 16, 2026

Multi-translation download could write to an arbitrary location when instructed by a crafted server.

References

github.com/WeblateOrg/wlc
github.com/WeblateOrg/wlc/commit/216e691c6e50abae97fe2e4e4f21501bf49a585f
github.com/WeblateOrg/wlc/pull/1128
github.com/WeblateOrg/wlc/security/advisories/GHSA-mmwx-79f6-67jg
github.com/advisories/GHSA-mmwx-79f6-67jg
nvd.nist.gov/vuln/detail/CVE-2026-23535

Code Behaviors & Features

Detect and mitigate CVE-2026-23535 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →