CVE-2025-24841

MEDIUM

Movable Type 8.4.x < 8.4.1 and 8.0.x < 8.0.5 - Stored Cross-Site Scripting in MT Block Editor HTML Mode

Title source: llm
STIX 2.1

Description

Movable Type contains a stored cross-site scripting vulnerability in the HTML edit mode of MT Block Editor. It is exploitable when TinyMCE6 is used as a rich text editor and an arbitrary script may be executed on a logged-in user's web browser.

References (2)

Core 2

Scores

CVSS v3 5.4
EPSS 0.0021
EPSS Percentile 10.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (8)
Six Apart Ltd./Movable Type (8.0.x series) 8.0.5 and earlier
Six Apart Ltd./Movable Type (8.4.x series) 8.4.1 and earlier
Six Apart Ltd./Movable Type Advanced (8.0.x series) 8.0.5 and earlier
Six Apart Ltd./Movable Type Advanced (8.4.x series) 8.4.1 and earlier
Six Apart Ltd./Movable Type Cloud Edition (8.x series) 8.4.1 and earlier
Six Apart Ltd./Movable Type Premium (2.x series) 2.06 and earlier
Six Apart Ltd./Movable Type Premium (Advanced Edition) (2.x series) 2.06 and earlier
Six Apart Ltd./Movable Type Premium Cloud Edition (2.x series) 2.06 and earlier
Published Feb 19, 2025
Tracked Since Feb 18, 2026