What’s Vulnerable › Vulnerabilities

CVE-2023-37456

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-12 · updated 2026-06-17
• Weakness: CWE-476

Description

The session restore helper crashed whenever there was no parameter sent to the message handler. This vulnerability affects Firefox for iOS < 115.

Affected products

• Mozilla Firefox: before 115 — fixed in 115

How to fix

Upgrade to a fixed version: Mozilla Firefox 115. Check the vendor advisory for mitigations.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1795496
• https://www.mozilla.org/security/advisories/mfsa2023-25/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1795496
• https://www.mozilla.org/security/advisories/mfsa2023-25/

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