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CVE-2006-6503

Mozilla Firefox 2.x before 2.0.0.1, 1.5.x before 1.5.0.9, Thunderbird before 1.5.0.9, and SeaMonkey before 1.0.7 allows remote attackers…

Medium6.8EPSS 4.2%
Published
Updated
Reserved
Assigned by
redhat

Description

Mozilla Firefox 2.x before 2.0.0.1, 1.5.x before 1.5.0.9, Thunderbird before 1.5.0.9, and SeaMonkey before 1.0.7 allows remote attackers to bypass cross-site scripting (XSS) protection by changing the src attribute of an IMG element to a javascript: URI.

Scores

CVSS scores of CVE-2006-6503, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0Medium6.8AV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS (exploitation in 30 days)
4.2% · top 9.0% of all CVEs (4 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.

Weakness

Affected products

  • n/a

    • affected n/a

References (52)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .