CVE-2025-62499: Movable Type contains a stored cross-site scripting vulnerability in Edit C

Description

Movable Type contains a stored cross-site scripting vulnerability in Edit CategorySet of ContentType 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 CategorySet of ContentType page.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Six Apart Ltd. Movable Type (Software Edition)

8.4.0 to 8.4.3 (8.4 series)affected
8.0.0 to 8.0.7 (8.0 series)affected
7 r.5509 and earlier (7 series)affected

Six Apart Ltd. Movable Type Advanced (Software Edition)

8.4.0 to 8.4.3 (8.4 series)affected
8.0.0 to 8.0.7 (8.0 series)affected
7 r.5509 and earlier (7 series)affected

Six Apart Ltd. Movable Type Premium (Software Edition)

2.10 and earlier (2 series)affected
1.67 and earlier (1 series)affected

Six Apart Ltd. Movable Type Premium (Advanced Edition) (Software Edition)

2.10 and earlier (2 series)affected
1.67 and earlier (1 series)affected

Six Apart Ltd. Movable Type (Cloud Edition)

8.7.0 (8 series)affected
7 r.5509 (7 series)affected

Six Apart Ltd. Movable Type Premium (Cloud Edition)

2.10 (2 series)affected
1.67 (1 series)affected