CVE-2007-4367

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-08-15 · updated 2026-06-16
Weakness: CWE-763

Description

Opera before 9.23 allows remote attackers to execute arbitrary code via crafted Javascript that triggers a "virtual function call on an invalid pointer."

Affected products

Opera Browser: before 9.23 — fixed in 9.23

How to fix

Upgrade to a fixed version: Opera Browser 9.23. Check the vendor advisory for mitigations.

References

http://lists.opensuse.org/opensuse-security-announce/2007-08/msg00006.html
http://secunia.com/advisories/26477
http://secunia.com/advisories/26545
http://secunia.com/advisories/26635
http://security.gentoo.org/glsa/glsa-200708-17.xml
http://www.opera.com/support/search/view/865/
http://www.securityfocus.com/bid/25331
http://www.securitytracker.com/id?1018572
http://www.vupen.com/english/advisories/2007/2904
https://exchange.xforce.ibmcloud.com/vulnerabilities/36039
http://lists.opensuse.org/opensuse-security-announce/2007-08/msg00006.html
http://secunia.com/advisories/26477

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