What’s Vulnerable › Vulnerabilities

CVE-2023-49061

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-21 · updated 2026-08-19
• Weakness: CWE-601

Description

An attacker could have performed HTML template injection via Reader Mode and exfiltrated user information. 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=1861420
• https://www.mozilla.org/security/advisories/mfsa2023-51/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1861420
• https://www.mozilla.org/security/advisories/mfsa2023-51/

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