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CVE-2016-2831

Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 do not ensure that the user approves the fullscreen and pointerlock settings,…

High8.8EPSS 1.3%
Published
Updated
Reserved
Assigned by
mozilla

Description

Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 do not ensure that the user approves the fullscreen and pointerlock settings, which allows remote attackers to cause a denial of service (UI outage), or conduct clickjacking or spoofing attacks, via a crafted web site.

Scores

CVSS scores of CVE-2016-2831, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.0High8.8CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H
EPSS (exploitation in 30 days)
1.3% · top 29% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.

Weakness

Affected products

  • n/a

    • affected n/a

References (11)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .