CVE-2026-44264

Weblate is vulnerable to XSS via crafted Markdown

Published May 7, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Weblate is a web based localization tool. Prior to version 5.17.1, the Markdown renderer used in user comments and other user-provided content didn't properly sanitize some attributes. This issue has been patched in version 5.17.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-5cmv-3rc4-7279 Weblate vulnerable to XSS via crafted Markdown
History
Type Values Removed Values Added
CPEs cpe:2.3:a:weblate:weblate:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Weblate
Weblate weblate
Vendors & Products Weblate
Weblate weblate
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Weblate is a web based localization tool. Prior to version 5.17.1, the Markdown renderer used in user comments and other user-provided content didn't properly sanitize some attributes. This issue has been patched in version 5.17.1.
Title Weblate is vulnerable to XSS via crafted Markdown
Weaknesses CWE-80
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
May 7, 2026, 3:05 PM
Reserved
May 5, 2026, 4:33 PM
Status
Analyzed
Published
May 7, 2026, 3:16 PM
Modified
Oct 26, 2026, 8:10 PM