Path Traversal in Weblate Wlc
CVE-2026-23535
wlc is a Weblate command-line client using Weblate's REST API. Prior to 1.17.2, the multi-translation download could write to an arbitrary location when instructed by a crafted server. This vulnerability is fixed in 1.17.2.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.003 (26.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H.
Affected products
- Weblate Wlc
- Weblateorg Wlc — versions < 1.17.2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-23535?
- CVE-2026-23535 is a high-severity vulnerability in Weblate Wlc, classified under Path Traversal. CVSS score: 8.0/10. Published 2026-01-16.
- How severe is CVE-2026-23535?
- High severity. CVSS v3 base score is 8.0 out of 10.