Is CVE-2014-1586 in the CISA KEV catalog?

No. CVE-2014-1586 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-1586?

CVE-2014-1586 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2014-1586?

CVE-2014-1586 has an EPSS score of 2.79% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-1586?

Upgrade firefox on ubuntu 14.04 to 33.0+build2-0ubuntu0.14.04.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2014-1586

MEDIUMEPSS 85th pctl

5.0

CVSS v2

NVD

Description

content/base/src/nsDocument.cpp in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 does not consider whether WebRTC video sharing is occurring, which allows remote attackers to obtain sensitive information from the local camera in certain IFRAME situations by maintaining a session after the user temporarily navigates away.

How to fix

Remediation Available

firefoxUbuntu

Fixed in:33.0+build2-0ubuntu0.14.04.1USN-2372-1

thunderbirdUbuntu

Fixed in:1:31.2.0+build2-0ubuntu0.14.04.1USN-2373-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.79%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.