CVE-2026-45106

Weblate: Stored HTML injection in editor search preview

Published Jun 10, 2026 CVSS 3.1 · 4.6 Medium EPSS < 1% KEV · Not listed
Description
Weblate is a web based localization tool. Prior to version 2026.5, Weblate's live search preview renders unit source and context as HTML without escaping. Any contributor whose content reaches those fields stores HTML and CSS that runs inside the authenticated editor of every user who runs a matching search. This issue has been patched in version 2026.5.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-6wxc-8mgq-w26m Weblate: Stored HTML injection in editor search preview
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Weblate
Weblate weblate
Vendors & Products Weblate
Weblate weblate
Type Values Removed Values Added
Description Weblate is a web based localization tool. Prior to version 2026.5, Weblate's live search preview renders unit source and context as HTML without escaping. Any contributor whose content reaches those fields stores HTML and CSS that runs inside the authenticated editor of every user who runs a matching search. This issue has been patched in version 2026.5.
Title Weblate: Stored HTML injection in editor search preview
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 4.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jun 11, 2026, 2:05 PM
Reserved
May 8, 2026, 7:27 PM
Status
Deferred
Published
Jun 10, 2026, 8:17 PM
Modified
Oct 26, 2026, 11:10 AM