CVE-2026-24127CWE-116CWE-79

Typemill has Reflected XSS via login error view template

Medium · published January 23, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
21.4
In the wild
Unconfirmed
What it is

Typemill is a flat-file, Markdown-based CMS designed for informational documentation websites. A reflected Cross-Site Scripting (XSS) exists in the login error view template `login.twig` of versions 2.19.1 and below. The `username` value can be echoed back without proper contextual encoding when authentication fails. An attacker can execute script in the login page context. This issue has been fixed in version 2.19.2.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00299 · 21.4th percentile
Weaknesses
CWE-116 · Improper Encoding or Escaping of Output; CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-01-23T23:01Z
EPSS history
Timeline
  • 23 JAN 23:01Z
    Typemill has Reflected XSS via login error view template
    cvelistv5