VULNERABILITY INTELLIGENCE
CVE-2013-1639
CVSS score6.8 MEDIUM
EPSS probability0.49%
CISA KEVNot currently listed
Published2013-02-08
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:P/I:P/A:P
Description
Opera before 12.13 does not send CORS preflight requests in all required cases, which allows remote attackers to bypass a CSRF protection mechanism via a crafted web site that triggers a CORS request.
Weakness classification
- CWE-352: Cross-Site Request Forgery (CSRF)