CVE-2021-20665 is a cross-site scripting (XSS) vulnerability affecting Movable Type 7 Series, Movable Type Advanced 7 Series, and Movable Type Premium/Premium Advanced versions. This flaw allows remote attackers to inject arbitrary scripts through unspecified vectors in the "Add asset" screen's "Contents" field. Rated Medium (CVSS 6.1), it requires user interaction (UI:R) and could lead to low impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion, indicating a low current threat level.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 7.4705CPE matchmatch criteria | cpe:2.3:a:movabletype:movable_type:*:*:*:*:*:*:*:* | ||
<= 7.4705CPE matchmatch criteria | cpe:2.3:a:movabletype:movable_type_advanced:*:*:*:*:*:*:*:* | ||
<= 1.39CPE matchmatch criteria | cpe:2.3:a:movabletype:movable_type_premium:*:*:*:*:*:*:*:* | ||
<= 1.39CPE matchmatch criteria | cpe:2.3:a:movabletype:movable_type_premium_advanced:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.