high8.0
CVE-2026-23535
Weblate wlc path traversal vulnerability: Unsanitized API slugs in download command
Impact
### Impact Multi-translation download could write to an arbitrary location when instructed by a crafted server. ### Patches * https://github.com/WeblateOrg/wlc/pull/1128 ### Workarounds Do not use `wlc download` with untrusted servers. ### References This issue was reported to us by [wh1zee](https://hackerone.com/wh1zee) via HackerOne.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | wlc | < 1.17.2 | 1.17.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Weblate | Wlc | before 1.17.2 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/WeblateOrg/wlc/commit/216e691c6e50abae97fe2e4e4f21501bf49a585f
- https://github.com/WeblateOrg/wlc/pull/1128
- https://github.com/WeblateOrg/wlc/releases/tag/1.17.2
- https://github.com/WeblateOrg/wlc/security/advisories/GHSA-mmwx-79f6-67jg
- https://github.com/advisories/GHSA-mmwx-79f6-67jg
- https://nvd.nist.gov/vuln/detail/CVE-2026-23535