CVE-2021-20837

Critical

Description

Movable Type 7 r.5002 and earlier (Movable Type 7 Series), Movable Type 6.8.2 and earlier (Movable Type 6 Series), Movable Type Advanced 7 r.5002 and earlier (Movable Type Advanced 7 Series), Movable Type Advanced 6.8.2 and earlier (Movable Type Advanced 6 Series), Movable Type Premium 1.46 and earlier, and Movable Type Premium Advanced 1.46 and earlier allow remote attackers to execute arbitrary OS commands via unspecified vectors. Note that all versions of Movable Type 4.0 or later including unsupported (End-of-Life, EOL) versions are also affected by this vulnerability.

SeverityCritical
CVSS9.8
Exploit probability—
ProductSixapart Movable Type
PublishedOct 26, 2021
First seenOct 26, 2021

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
sixapart movable_typev ≤ 1.46, 4.0 ≤ v ≤ 6.3.11, 6.5.0 ≤ v ≤ 6.8.2, 7.0 ≤ v ≤ 7.8.1—

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