CVE-2012-0460: n/a vulnerability

CVE-2012-0460: Mozilla Firefox 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird 5.0 through 10.0, Thunderbird...

Mozilla Firefox 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 do not properly restrict write access to the window.fullScreen object, which allows remote attackers to spoof the user interface via a crafted web page.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 18:23 UTC (UTC+00:00)

Security readout for executives and security teams

A malicious site could make vulnerable Mozilla applications spoof trusted browser or application interface elements. That may trick users into trusting fake UI, entering credentials, or responding to deceptive prompts. The issue affects old Firefox, Thunderbird, and SeaMonkey releases identified in the CVE. Exposure is mainly legacy endpoints or embedded environments still running the listed Mozilla versions. Modern managed desktops are unlikely to be affected unless old browser or mail-client packages remain installed. Treat this as a moderate legacy hygiene issue. It is not supported by active-exploitation evidence in the bundle, but exposed outdated browsers can enable phishing and credential deception. Mitigation focus: Upgrade affected Mozilla products to vendor-patched versions or later supported releases.; Use Linux distribution advisories for packaged Firefox, Thunderbird, and SeaMonkey updates.; Remove unsupported legacy Mozilla applications from endpoints where upgrades are unavailable..

Prepared: Jun 24, 2026, 12:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Mar 14, 2012, 19:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
oval:org.mitre.oval:def:15114CVE reference · vdb-entry, signature
https://bugzilla.mozilla.org/show_bug.cgi?id=727303CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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