Vulnerability in Mozilla Firefox

CVE-2009-1839

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.

Published · last modified .

CVSS v2 metric

CVSS v2 base score 5.4 (Medium). Vector: AV:N/AC:H/Au:N/C:C/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.071 (94.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2009-1839: held from 0.071 to 0.071.

EPSS over last 30 days · oldest: 0.071 · newest: 0.071 · change: 0.000

Affected products

Weakness classification (CWE)

References