CVE-2021-31330: XSS
Published May 11, 2022
·Updated
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 Software
4 affected components
ReviewBoard Review Board=3.0.20
ReviewBoard Review Board=4.0-beta1
ReviewBoard Review Board=4.0-beta2
ReviewBoard Review Board=4.0-rc1
Event History
May 11, 2022
CVE Published
via MITRE·05:34 PM
Data Sourced
via MITRE·05:34 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2021-31330?
CVE-2021-31330 is considered a medium severity Cross-Site Scripting (XSS) vulnerability.
2
How do I fix CVE-2021-31330?
To fix CVE-2021-31330, upgrade to Review Board version 3.0.21 or later, or 4.0 RC2 or later.
3
Who is affected by CVE-2021-31330?
CVE-2021-31330 affects users of Review Board versions 3.0.20 and any 4.0 beta and release candidate prior to 4.0 RC2.
4
What type of vulnerability is CVE-2021-31330?
CVE-2021-31330 is a Cross-Site Scripting (XSS) vulnerability.
5
What can an attacker do with CVE-2021-31330?
An attacker can inject persistent malicious Javascript code into the application through Markdown editing.