CVE-2025-53522

Description

Movable Type contains an issue with use of less trusted source. If exploited, tampered email to reset a password may be sent by a remote unauthenticated attacker.

Category

6.9
CVSS
Severity: Medium
CVSS 4.0 •
CVSS 3.0 •
EPSS 0.03%
Affected: Six Apart Ltd. Movable Type (Software Edition)
Affected: Six Apart Ltd. Movable Type (Software Edition)
Affected: Six Apart Ltd. Movable Type Advanced (Software Edition)
Affected: Six Apart Ltd. Movable Type Advanced (Software Edition)
Affected: Six Apart Ltd. Movable Type Premium (Software Edition)
Affected: Six Apart Ltd. Movable Type Premium (Software Edition)
Affected: Six Apart Ltd. Movable Type Premium (Advanced Edition) (Software Edition)
Affected: Six Apart Ltd. Movable Type Premium (Advanced Edition) (Software Edition)
Affected: Six Apart Ltd. Movable Type (Cloud Edition)
Affected: Six Apart Ltd. Movable Type (Cloud Edition)
Affected: Six Apart Ltd. Movable Type Premium (Cloud Edition)
Affected: Six Apart Ltd. Movable Type Premium (Cloud Edition)
Published at:
Updated at:

References

Link Tags
https://movabletype.org/news/2025/08/mt-843-released.html
https://jvn.jp/en/jp/JVN76729865/

Frequently Asked Questions

What is the severity of CVE-2025-53522?
CVE-2025-53522 has been scored as a medium severity vulnerability.
How to fix CVE-2025-53522?
To fix CVE-2025-53522, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-53522 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-53522 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-53522?
CVE-2025-53522 affects Six Apart Ltd. Movable Type (Software Edition), Six Apart Ltd. Movable Type (Software Edition), Six Apart Ltd. Movable Type Advanced (Software Edition), Six Apart Ltd. Movable Type Advanced (Software Edition), Six Apart Ltd. Movable Type Premium (Software Edition), Six Apart Ltd. Movable Type Premium (Software Edition), Six Apart Ltd. Movable Type Premium (Advanced Edition) (Software Edition), Six Apart Ltd. Movable Type Premium (Advanced Edition) (Software Edition), Six Apart Ltd. Movable Type (Cloud Edition), Six Apart Ltd. Movable Type (Cloud Edition), Six Apart Ltd. Movable Type Premium (Cloud Edition), Six Apart Ltd. Movable Type Premium (Cloud Edition).
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