Multiple cross-site scripting (XSS) vulnerabilities in Mozilla Firefox 4.x through 9.0, Thunderbird 5.0 through 9.0, and SeaMonkey before…

Description

Multiple cross-site scripting (XSS) vulnerabilities in Mozilla Firefox 4.x through 9.0, Thunderbird 5.0 through 9.0, and SeaMonkey before 2.7 allow remote attackers to inject arbitrary web script or HTML via a (1) web page or (2) Firefox extension, related to improper enforcement of XPConnect security restrictions for frame scripts that call untrusted objects.

Scores

EPSS (exploitation in 30 days)

1.6% · top 25% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.

Weakness

• n/a
• CWE-79 (opens in a new tab)

Affected products

• n/a

  • affected n/a

References (8)

• 51752 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 49055 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://bugzilla.mozilla.org/show_bug.cgi?id=705651 (opens in a new tab)x_refsource_CONFIRMx_transferred
• mozilla-xpconnect-xss(72837) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• MDVSA-2012:013 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• http://www.mozilla.org/security/announce/2012/mfsa2012-05.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2012:0234 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• oval:org.mitre.oval:def:14304 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred

Sources

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

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Record last updated 6 Aug 2024, 18:23 UTC.