Is CVE-2006-3945 being actively exploited?

CVE-2006-3945 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2006-3945?

CVE-2006-3945 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2006-3945

MEDIUM · CVSS 5.0EPSS 2.9%EU EUVD

The CSS functionality in Opera 9 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) by setting the background property of a DHTML element to a long http or https URL, which triggers memory corruption.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-787
EPSS score: 2.9% (87th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2006-3938)
Published: July 31, 2006
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-3938 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

microsoft / windows xp
opera / opera browser

References

http://browserfun.blogspot.com/2006/07/mobb-26-opera-css-background.html(Broken Link, Exploit)
http://www.osvdb.org/27374(Broken Link, Exploit)
http://www.vupen.com/english/advisories/2006/2987(Broken Link)
https://exchange.xforce.ibmcloud.com/vulnerabilities/27977(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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