CVE-2021-31330 is a persistent Cross-Site Scripting (XSS) vulnerability affecting Review Board versions 3.0.20 and 4.0 RC1 and earlier. An authenticated attacker can inject malicious JavaScript code via Markdown editing. Rated Medium severity (CVSS 5.4), it requires user interaction and low privileges, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0.20CPE matchmatch criteria | cpe:2.3:a:reviewboard:review_board:3.0.20:*:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:reviewboard:review_board:4.0:beta1:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:reviewboard:review_board:4.0:beta2:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:reviewboard:review_board:4.0:rc1:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.