CVE-2021-20665
Cross-site scripting vulnerability in in Add asset screen of Contents field of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.39 and earlier,…
Does this matter?
Lower severity and a low EPSS score (0.81%). Track it; it rarely justifies an emergency change on its own.
Description
Cross-site scripting vulnerability in in Add asset screen of Contents field of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.39 and earlier, and Movable Type Premium Advanced 1.39 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.81% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- movabletype/movable type · movabletype/movable type advanced · movabletype/movable type premium · movabletype/movable type premium advanced
- Source
- vultures@jpcert.or.jp
References
- https://jvn.jp/en/jp/JVN66542874/index.htmlThird Party Advisory
- https://movabletype.org/news/2021/02/mt-760-676-released.htmlRelease Notes, Vendor Advisory
- https://jvn.jp/en/jp/JVN66542874/index.htmlThird Party Advisory
- https://movabletype.org/news/2021/02/mt-760-676-released.htmlRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.