CVSS 3.1 Score 9.8 of 10 (high)


Published Nov 21, 2023
Updated: Nov 30, 2023


CVE-2023-49060 is a cyber vulnerability that affects Firefox for iOS versions prior to 120. The vulnerability allows an attacker to access internal pages or data by exfiltrating a security key from ReaderMode via the referrerpolicy attribute. The risk score for this vulnerability is 65, with a base severity rating of CRITICAL and a base score of 9.8 according to NVD@NIST. No user interaction or privileges are required for exploitation, and the attack vector is through the network. The impact includes high integrity and confidentiality impacts, with an availability impact also being high. Remediation for this vulnerability includes updating Firefox for iOS to version 120 or later.

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