What’s Vulnerable › Vulnerabilities

CVE-2017-5379

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-06-11 · updated 2026-06-17
• Weakness: CWE-416

Description

Use-after-free vulnerability in Web Animations when interacting with cycle collection found through fuzzing. This vulnerability affects Firefox < 51.

Affected products

• Mozilla Firefox: before 51.0 — fixed in 51.0

How to fix

Upgrade to a fixed version: Mozilla Firefox 51.0. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/95763
• http://www.securitytracker.com/id/1037693
• https://bugzilla.mozilla.org/show_bug.cgi?id=1309198
• https://www.mozilla.org/security/advisories/mfsa2017-01/
• http://www.securityfocus.com/bid/95763
• http://www.securitytracker.com/id/1037693
• https://bugzilla.mozilla.org/show_bug.cgi?id=1309198
• https://www.mozilla.org/security/advisories/mfsa2017-01/

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