CVE-2026-44264
Weblate vulnerable to XSS via crafted Markdown
4.3
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
### Impact The Markdown renderer used in user comments and other user-provided content didn't properly sanitize some attributes. ### Patches * https://github.com/WeblateOrg/weblate/pull/19259 ### Workarounds Even though the attacker might be able to inject code into the HTML, the Weblate's strict CSP should mitigate the risks. ### Acknowlegement Michal Čihař has identified and fixed this vulnerability.
How to fix CVE-2026-44264
To remediate CVE-2026-44264, upgrade the affected package to a fixed version below.
- —upgrade to 5.17.1 or later
Is CVE-2026-44264 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.17.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |