What is CVE-2023-49061?

CVE-2023-49061 is a medium-severity vulnerability in Mozilla Firefox, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-11-21.

How severe is CVE-2023-49061?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Mozilla Firefox

CVE-2023-49061

An attacker could have performed HTML template injection via Reader Mode and exfiltrated user information. This vulnerability affects Firefox for iOS < 120.

Vulnerability class: Open Redirect

EPSS: 0.003 (23.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Mozilla Firefox
Mozilla Firefox For Ios — versions unspecified

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

security@mozilla.org (Permissions Required, Issue Tracking)
security@mozilla.org (Vendor Advisory)

Frequently asked questions

What is CVE-2023-49061?: CVE-2023-49061 is a medium-severity vulnerability in Mozilla Firefox, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-11-21.
How severe is CVE-2023-49061?: Medium severity. CVSS v3 base score is 6.1 out of 10.