CVE-2014-1586: Mozilla Firefox

Medium severity, CVSS 5.0. EPSS: 2.8% chance of exploitation in the next 30 days.

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.

Affected products

• Mozilla Firefox: up to and including 32.0; version 30.0 only; version 31.0 only; version 31.1.0 only
• Mozilla Thunderbird: version 31.0 only; version 31.1.0 only

Published 2014-10-15. Last modified 2026-06-17.