CVE-2026-44264CWE-80

Weblate is vulnerable to XSS via crafted Markdown

Medium · published May 7, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
29.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00369 · 29.6th percentile
Weakness
CWE-80 · Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Published
2026-05-07T13:43Z
EPSS history
Timeline
  • 07 MAY 13:43Z
    Weblate is vulnerable to XSS via crafted Markdown
    cvelistv5