Vulnerability · Published May 11, 2022 · Assigned by mitre
CVE-2021-31330
Medium 5.4
In plain English
A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities).
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)0.8%top 42.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
References
- https://mattschmidt.net/2021/04/14/review-board-xss-discovered/ x_refsource_MISC
- https://www.reviewboard.org/news/2021/04/14/review-board-3-0-21-and-4-0-rc-2-security-bug-fixes-and-docker/ x_refsource_MISC
- https://www.reviewboard.org/docs/releasenotes/reviewboard/3.0.21/ x_refsource_MISC
- https://www.reviewboard.org/docs/releasenotes/reviewboard/4.0-rc-2/ x_refsource_MISC