Vulnerability in Six Apart Ltd. Movable Type
CVE-2021-20837
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 (Movabl…
EPSS: 0.942 (99.9th percentile) — read the EPSS interpretation.
Affected products
- Six Apart Ltd. Movable Type — versions 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
Public proof-of-concept exploits
References
- movabletype.org/news/2021/10/mt-782-683-released.html (x_refsource_MISC)
- jvn.jp/en/jp/JVN41119755/index.html (x_refsource_MISC)
- packetstormsecurity.com/files/164705/Movable-Type-7-r.5002-XMLRPC-API-Remote-Co… (x_refsource_MISC)
- packetstormsecurity.com/files/164818/Movable-Type-7-r.5002-XMLRPC-API-Remote-Co… (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-20837?
- CVE-2021-20837 is a vulnerability in Six Apart Ltd. Movable Type. Published 2021-10-26.
- Is CVE-2021-20837 known to be exploited?
- 28 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.