CVE-2026-42150

MEDIUM EPSS 7.1%
Published May 8, 20261mo ago · Modified Jun 17, 20262w ago
4.8 CVSS 3.1
Medium
Find Similar
Published May 8, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
4.8
Exploitability
1.7
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
7.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
weblatewlc* <2.0.0

References 4

  • github.com https://github.com/WeblateOrg/wlc/commit/0f3e58f6d7457b05d48ef40f579a172c4c8b8469
    Patch
  • github.com https://github.com/WeblateOrg/wlc/pull/1327
    Issue TrackingPatch
  • github.com https://github.com/WeblateOrg/wlc/releases/tag/2.0.0
    Release Notes
  • github.com https://github.com/WeblateOrg/wlc/security/advisories/GHSA-gx2m-mcc2-r4p3
    Vendor Advisory

Remediation

  • github.com https://github.com/WeblateOrg/wlc/commit/0f3e58f6d7457b05d48ef40f579a172c4c8b8469
    Patch
  • github.com https://github.com/WeblateOrg/wlc/pull/1327
    Issue TrackingPatch