VULNERABILITY INTELLIGENCE

CVE-2004-2491

CVSS score2.6 LOW
EPSS probability6.32%
CISA KEVNot currently listed
Published2004-12-31
Last modified2026-06-16
CVSS vectorAV:N/AC:H/Au:N/C:N/I:P/A:N

Description

A race condition in Opera web browser 7.53 Build 3850 causes Opera to fill in the address bar before the page has been loaded, which allows remote attackers to spoof the URL in the address bar via the window.open and location.replace HTML parameters, which facilitates phishing attacks.

Weakness classification

  • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Primary references