CVE-2025-54856

low-risk
Published 2025-10-23

Movable Type contains a stored cross-site scripting vulnerability in Edit ContentData page. If crafted input is stored by an attacker with "ContentType Management" privilege, an arbitrary script may be executed on the web browser of the user who accesses Edit ContentData page.

Do I need to act?

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0.02% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.8/10 Medium
NETWORK / LOW complexity
24
/ 100
low-risk
Severity 19/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal