CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.5. It affects Firefox. Public exploit code or proof-of-concept references have been detected in its references.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
Detected Signals
exploit
Note: these links are listed for security research and verification purposes only.
CVE
CVE-2021-23983
Severity
MEDIUM
CVSS
6.5
EPSS
0.74%
Firefox
Original NVD Description
By causing a transition on a parent node by removing a CSS rule, an invalid property for a marker could have been applied, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 87.
Related CVEs
Other vulnerabilities affecting the same vendor(s)