CVE-2026-24127

MEDIUM

typemill < 2.19.2 - Reflected Cross-Site Scripting via Login Error Template

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3

Scores

CVSS v3 5.4
EPSS 0.0025
EPSS Percentile 16.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79 CWE-116
Status published
Products (1)
typemill/typemill < 2.19.2
Published Jan 23, 2026
Tracked Since Feb 18, 2026