CVE-2016-5288

Severity: medium (CVSS 5.9 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: none known
Published: 2018-06-11 · updated 2026-06-17
Weakness: CWE-200

Description

Web content could access information in the HTTP cache if e10s is disabled. This can reveal some visited URLs and the contents of those pages. This issue affects Firefox 48 and 49. This vulnerability affects Firefox < 49.0.2.

Affected products

Mozilla Firefox: before 49.0.2 — fixed in 49.0.2

How to fix

Upgrade to a fixed version: Mozilla Firefox 49.0.2. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/93810
http://www.securitytracker.com/id/1037077
https://bugzilla.mozilla.org/show_bug.cgi?id=1310183
https://www.mozilla.org/security/advisories/mfsa2016-87/
http://www.securityfocus.com/bid/93810
http://www.securitytracker.com/id/1037077
https://bugzilla.mozilla.org/show_bug.cgi?id=1310183
https://www.mozilla.org/security/advisories/mfsa2016-87/

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