CVE catalog
CVE-2026-42150
wlc is a Weblate command-line client using Weblate's REST API. Prior to version 2.0.0, the HTML output format in wlc embeds API response data into HTML without escaping, allowing cross-site scripting
- Severity
- Medium · CVSS 5.1
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.17% · Oct 25, 2026
wlc is a Weblate command-line client using Weblate's REST API. Prior to version 2.0.0, the HTML output format in wlc embeds API response data into HTML without escaping, allowing cross-site scripting when the output is rendered in a browser. This issue has been patched in version 2.0.0.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | wlc | sid | 2.2.1-1 | fixed |
| Debian | wlc | forky | 2.2.1-1 | fixed |
| Debian | wlc | trixie | 1.15-1 | vulnerable |
| Debian | wlc | bookworm | 1.13-2 | vulnerable |
| Cpe | wlc | Not reported | Not reported | vulnerable |
| Cpe | wlc | Not reported | 2.0.0 | fixed |
| Cpe | wlc | Not reported | 2.0.0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | wlc | source | sid | 2.0.0-1 | not yet assigned | Not reported | [1136000] |
| Debian | wlc | source | forky | 2.0.0-1 | not yet assigned | Not reported | [1136000] |
| Debian | wlc | source | trixie | (unfixed) | not yet assigned | Not reported | [1136000] |
| Debian | wlc | source | bookworm | (unfixed) | not yet assigned | Not reported | [1136000] |
| Cpe | wlc | cpe | Not reported | 2.0.0 | Not reported | Not reported | Not reported |
| Cpe | wlc | cpe | Not reported | 2.0.0 | Not reported | NVD-CVE-2026-42150 | Not reported |
Notes
[trixie] wlc: Minor issue [bookworm] wlc: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [wlc]Affected
Details (2)
1.13-2· all · bookwormAffected
nvd · wlc · debian · bookworm; nvd · wlc · debian · 12
1.13-2· all · bookwormAffected
nvd · wlc · debian · bookworm; nvd · wlc · debian · 12
[Debian 13 (Trixie)]
- [wlc]Affected
Details (2)
1.15-1· all · trixieAffected
nvd · wlc · debian · 13
1.15-1· all · trixieAffected
nvd · wlc · debian · 13
Observed:
References
- [https://github.com/WeblateOrg/wlc/commit/0f3e58f6d7457b05d48ef40f579a172c4c8b8469]
- [https://github.com/WeblateOrg/wlc/pull/1327]
- [https://github.com/WeblateOrg/wlc/releases/tag/2.0.0]
- [https://github.com/WeblateOrg/wlc/security/advisories/GHSA-gx2m-mcc2-r4p3]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-42150]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-42150]
- [https://security-tracker.debian.org/tracker/CVE-2026-42150]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database]