CVE-2026-42150
MEDIUM5.1EPSS 0.04%wlc: print_html outputs API data without HTML escaping
Published: 4/24/2026Modified: 5/23/2026
Description
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.
Affected packages (2)
- Debian/wlcfrom 0
- PyPI/wlcfrom 0, < 2.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.1 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:L |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-42150
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2026-42150
- PATCHhttps://github.com/WeblateOrg/wlc
- WEBhttps://github.com/WeblateOrg/wlc/commit/0f3e58f6d7457b05d48ef40f579a172c4c8b8469
- WEBhttps://github.com/WeblateOrg/wlc/pull/1327
- WEBhttps://github.com/WeblateOrg/wlc/releases/tag/2.0.0
- WEBhttps://github.com/WeblateOrg/wlc/security/advisories/GHSA-gx2m-mcc2-r4p3