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Case File

CVE-2015-2733

HIGH · CVSS 10 EPSS 6.18%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2015-07-06 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 10.0. It affects Firefox. It may be remotely exploitable.

CVE
CVE-2015-2733
Severity
HIGH
CVSS
10
EPSS
6.18%
Firefox

Original NVD Description

Use-after-free vulnerability in the CanonicalizeXPCOMParticipant function in Mozilla Firefox before 39.0 and Firefox ESR 31.x before 31.8 and 38.x before 38.1 allows remote attackers to execute arbitrary code via vectors involving attachment of an XMLHttpRequest object to a dedicated worker.