What’s Vulnerable › Vulnerabilities

CVE-2023-49060

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-21 · updated 2026-08-19

Description

An attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute. This vulnerability affects Firefox for iOS < 120.

Affected products

• Mozilla Firefox for Android: before 120.0 — fixed in 120.0

How to fix

Upgrade to a fixed version: Mozilla Firefox for Android 120.0. Check the vendor advisory for mitigations.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1861405
• https://www.mozilla.org/security/advisories/mfsa2023-51/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1861405
• https://www.mozilla.org/security/advisories/mfsa2023-51/

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