CVE-2021-23971

When processing a redirect with a conflicting Referrer-Policy, Firefox would have adopted the redirect's Referrer-Policy. This would have potentially resulted in more information than intended by the original origin being provided to the destination of the redirect. This vulnerability affects Firefox < 86.

Score

CVSS 3.1 6.5 Medium

Status

Modified - security@mozilla.org

Published

2021-02-26

Last modified

2024-08-03

Affected products

• Firefox (Mozilla)

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1678545
• https://security.gentoo.org/glsa/202104-10
• https://www.mozilla.org/security/advisories/mfsa2021-07/