CVE-2026-44264

Weblate is vulnerable to XSS via crafted Markdown

State: Published
Severity: 4.3 Medium
Published: May 7, 2026
Updated: May 7, 2026
Reserved: May 5, 2026

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.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N	GitHub_M

Weaknesses

CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Affected Products

Product	Versions
weblateWeblateOrg	< 5.17.1Affected

References

https://github.com/WeblateOrg/weblate/security/advisories/GHSA-5cmv-3rc4-7279
https://github.com/WeblateOrg/weblate/pull/19259
https://github.com/WeblateOrg/weblate/commit/85abc9df88b7464f4c0e794aef752e45f4230f75
https://github.com/WeblateOrg/weblate/releases/tag/weblate-5.17.1

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