Mozilla Firefox 3 before 3.0.11 associates an incorrect principal with a file: URL loaded through the location bar, which allows…

Description

Mozilla Firefox 3 before 3.0.11 associates an incorrect principal with a file: URL loaded through the location bar, which allows user-assisted remote attackers to bypass intended access restrictions and read files via a crafted HTML document, aka a "file-URL-to-file-URL scripting" attack.

Scores

EPSS (exploitation in 30 days)

7.1% · top 5.7% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.

Weakness

• n/a
• CWE-264 (opens in a new tab)All about CWE-264 and its CVEs

Affected products

• n/a

  • affected n/a

References (18)

• https://bugzilla.mozilla.org/show_bug.cgi?id=479943 (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2009-1572 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=503581 (opens in a new tab)x_refsource_CONFIRMx_transferred
• oval:org.mitre.oval:def:9256 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• 35326 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• FEDORA-2009-6411 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• http://www.mozilla.org/security/announce/2009/mfsa2009-30.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 35431 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35331 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35468 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• FEDORA-2009-6366 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 35415 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2009:1095 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 35386 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• SSA:2009-167-01 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
• 55163 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• DSA-1820 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 264308 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_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)

Badge for a README or a ticket

[![CVE-2009-1839](https://trackcve.app/badge/CVE-2009-1839.svg)](https://trackcve.app/cve/CVE-2009-1839)

Record last updated 7 Aug 2024, 05:27 UTC.