CVE-2016-5273

8.8 highEPSS 1.8%

High (8.8) in mozilla firefox. EPSS 1.8% chance of exploitation in the next 30 days.

The mozilla::a11y::HyperTextAccessible::GetChildOffset function in the accessibility implementation in Mozilla Firefox before 49.0 allows remote attackers to execute arbitrary code via a crafted web site.

Severity

CVSS 3.0

8.8 high

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-11-01)
CWE: CWE-284
Published: 2016-09-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mozilla:firefox

References

http://www.mozilla.org/security/announce/2016/mfsa2016-85.html
http://www.securityfocus.com/bid/93052
http://www.securitytracker.com/id/1036852
https://bugzilla.mozilla.org/show_bug.cgi?id=1280387
https://security.gentoo.org/glsa/201701-15

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