Vulnerability Details CVE-2021-31330
A Cross-Site Scripting (XSS) vulnerability exists within Review Board versions 3.0.20 and 4.0 RC1 and earlier. An authenticated attacker may inject malicious Javascript code when using Markdown editing within the application which remains persistent.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.008
EPSS Ranking 50.9%
CVSS Severity
CVSS v3 Score 5.4
CVSS v2 Score 3.5
References
- https://mattschmidt.net/2021/04/14/review-board-xss-discovered/
- https://www.reviewboard.org/docs/releasenotes/reviewboard/3.0.21/
- https://www.reviewboard.org/docs/releasenotes/reviewboard/4.0-rc-2/
- https://www.reviewboard.org/news/2021/04/14/review-board-3-0-21-and-4-0-rc-2-security-bug-fixes-and-docker/
- https://mattschmidt.net/2021/04/14/review-board-xss-discovered/
- https://www.reviewboard.org/docs/releasenotes/reviewboard/3.0.21/
- https://www.reviewboard.org/docs/releasenotes/reviewboard/4.0-rc-2/
- https://www.reviewboard.org/news/2021/04/14/review-board-3-0-21-and-4-0-rc-2-security-bug-fixes-and-docker/
Products affected by CVE-2021-31330
-
cpe:2.3:a:reviewboard:review_board:3.0.20
-
cpe:2.3:a:reviewboard:review_board:4.0