What is CVE-2022-31746?

CVE-2022-31746 is a medium-severity vulnerability in Mozilla Firefox, classified under Information Disclosure. CVSS score: 6.5/10. Published 2022-12-22.

How severe is CVE-2022-31746?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Mozilla Firefox

CVE-2022-31746

Internal URLs are protected by a secret UUID key, which could have been leaked to web page through the Referrer header. This vulnerability affects Firefox for iOS < 102.

Vulnerability class: Information Disclosure

EPSS: 0.004 (33.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Mozilla Firefox
Mozilla Firefox For Ios — versions unspecified

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

security@mozilla.org (Vendor Advisory)
security@mozilla.org (Issue Tracking)

Frequently asked questions

What is CVE-2022-31746?: CVE-2022-31746 is a medium-severity vulnerability in Mozilla Firefox, classified under Information Disclosure. CVSS score: 6.5/10. Published 2022-12-22.
How severe is CVE-2022-31746?: Medium severity. CVSS v3 base score is 6.5 out of 10.