CVE-2016-5287

Name: CVE-2016-5287
Creator: NVD / NIST
Published: 2018-06-11T21:29:00.217+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.43%

Last modified Jun 17, 2026

CVE-2016-5287 is a vulnerability of currently unknown severity. A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. EPSS estimates a 2.43% chance of exploitation in the next 30 days.

Description

A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox < 49.0.2.

Metrics

EPSS Probability

2.43%

82.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 49.0.2

References

http://www.securityfocus.com/bid/93811Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037077Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1309823Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2016-87/Vendor Advisory
http://www.securityfocus.com/bid/93811Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037077Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1309823Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2016-87/Vendor Advisory

Timeline

Published: Jun 11, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-5287?

A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox < 49.0.2.

How severe is CVE-2016-5287?

Severity scoring for CVE-2016-5287 is pending analysis. The EPSS model estimates a 2.43% probability of exploitation in the next 30 days.

How do I fix CVE-2016-5287?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-5287?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST