CVE-2020-5576 Cross-site request forgery in Movable Type

High 8.8 Published 14 May 2020 Updated 4 Aug 2024

Remote attackers can hijack administrator authentication in Movable Type CMS via Cross-Site Request Forgery, leading to potential account takeover.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2020-5576?

CVE-2020-5576 is a high-severity vulnerability in Six Apart Ltd. Movable Type, published on 14 May 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Cross-site request forgery (CSRF) vulnerability in Movable Type series (Movable Type 7 r.4606 (7.2.1) and earlier (Movable Type 7), Movable Type Advanced 7 r.4606 (7.2.1) and earlier (Movable Type Advanced 7), Movable Type for AWS 7 r.4606 (7.2.1) and earlier (Movable Type for AWS 7), Movable Type 6.5.3 and earlier (Movable Type 6.5), Movable Type Advanced 6.5.3 and earlier (Movable Type Advanced 6.5), Movable Type 6.3.11 and earlier (Movable Type 6.3), Movable Type Advanced 6.3.11 and earlier (Movable Type 6.3), Movable Type Premium 1.29 and earlier, and Movable Type Premium Advanced 1.29 and earlier) allows remote attackers to hijack the authentication of administrators via unspecified vectors.

Weakness: CWE-352

Which versions are affected by CVE-2020-5576?

It affects 1 product.

Products include Sixapart Movable Type.

How do I fix CVE-2020-5576?

No fix has been published for CVE-2020-5576 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-5576 being exploited?

There is no known exploitation of CVE-2020-5576 in the wild and no public exploit code.

Sources

Also known as GHSA-3pqr-r447-f4mh.