{"id":"PYSEC-2026-2053","summary":"Weblate wlc path traversal vulnerability: Unsanitized API slugs in download command ","details":"### Impact\nMulti-translation download could write to an arbitrary location when instructed by a crafted server.\n\n### Patches\n* https://github.com/WeblateOrg/wlc/pull/1128\n\n### Workarounds\nDo not use `wlc download` with untrusted servers.\n\n### References\nThis issue was reported to us by [wh1zee](https://hackerone.com/wh1zee) via HackerOne.","aliases":["CVE-2026-23535","GHSA-mmwx-79f6-67jg"],"modified":"2026-07-07T17:46:16.714544853Z","published":"2026-07-07T16:03:18.960085Z","references":[{"type":"WEB","url":"https://github.com/WeblateOrg/wlc/security/advisories/GHSA-mmwx-79f6-67jg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23535"},{"type":"WEB","url":"https://github.com/WeblateOrg/wlc/pull/1128"},{"type":"WEB","url":"https://github.com/WeblateOrg/wlc/commit/216e691c6e50abae97fe2e4e4f21501bf49a585f"},{"type":"PACKAGE","url":"https://github.com/WeblateOrg/wlc"},{"type":"WEB","url":"https://github.com/WeblateOrg/wlc/releases/tag/1.17.2"},{"type":"PACKAGE","url":"https://pypi.org/project/wlc"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-mmwx-79f6-67jg"}],"affected":[{"package":{"name":"wlc","ecosystem":"PyPI","purl":"pkg:pypi/wlc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17.2"}]}],"versions":["0.0","0.1","0.10","0.2","0.3","0.4","0.5","0.6","0.7","0.8","0.9","1.0","1.1","1.10","1.11","1.12","1.13","1.14","1.15","1.16.1","1.17.0","1.17.1","1.2","1.3","1.4","1.5","1.6","1.7","1.8","1.9"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/wlc/PYSEC-2026-2053.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H"}]}