Vulnerability Database

314,343

Total vulnerabilities in the database

CVE-2021-23961

Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox < 85.

  • Published: Feb 26, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-23961
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.4
  • AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:P/I:N/A:N

No CWE or OWASP classifications available.

Software From Fixed in
mozilla / firefox - 85.0
debian / debian_linux 9.0 9.0.x
debian / debian_linux 10.0 10.0.x