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Vulnerability details: VCID-jjza-54cz-9kcg
Vulnerability ID VCID-jjza-54cz-9kcg
Aliases CVE-2012-1966
Summary Mozilla security researcher moz_bug_r_a4 reported a cross-site scripting (XSS) attack through the context menu using a data: URL. In this issue, context menu functionality ("View Image", "Show only this frame", and "View background image") are disallowed in a javascript: URL but allowed in a data: URL, allowing for XSS. This can lead to arbitrary code execution.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
epss 0.01351 https://api.first.org/data/v1/epss?cve=CVE-2012-1966
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2012-46
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-1966.json
https://api.first.org/data/v1/epss?cve=CVE-2012-1966
840207 https://bugzilla.redhat.com/show_bug.cgi?id=840207
CVE-2012-1966 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1966
GLSA-201301-01 https://security.gentoo.org/glsa/201301-01
mfsa2012-46 https://www.mozilla.org/en-US/security/advisories/mfsa2012-46
RHSA-2012:1088 https://access.redhat.com/errata/RHSA-2012:1088
USN-1509-1 https://usn.ubuntu.com/1509-1/
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.80397
EPSS Score 0.01351
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T08:27:24.290795+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2012/mfsa2012-46.md 38.6.0