CVE-2025-55706

Severity: medium (CVSS 5.1 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-20 · updated 2026-06-17
Weakness: CWE-601

Description

URL redirection to untrusted site ('Open Redirect') issue exists in Movable Type. If this vulnerability is exploited, an invalid parameter may be inserted into the password reset page, which may lead to redirection to an arbitrary URL.

Affected products

Six Apart Ltd. Movable Type Advanced (Software Edition): from 8.0.0 through 8.0.6; from 8.4.0 through 8.4.2 (8 series); 7 r.5508 and earlier (7 series)
Six Apart Ltd. Movable Type (Cloud Edition): 8.6.0 (8 series), 7 r.5508 (7 series)
Six Apart Ltd. Movable Type Premium (Advanced Edition) (Software Edition): 2.09 and earlier (2 series), 1.66 and earlier (1 series)
Six Apart Ltd. Movable Type Premium (Cloud Edition): 2.09 (2 series), 1.66 (1 series)
Six Apart Ltd. Movable Type Premium (Software Edition): 2.09 and earlier (2 series), 1.66 and earlier (1 series)
Six Apart Ltd. Movable Type (Software Edition): from 8.0.0 through 8.0.6; from 8.4.0 through 8.4.2 (8 series); 7 r.5508 and earlier (7 series)

References

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