CVE-2012-0452: n/a vulnerability

CVE-2012-0452: Use-after-free vulnerability in Mozilla Firefox 10.x before 10.0.1, Thunderbird 10.x before 10.0.1, and Sea...

Use-after-free vulnerability in Mozilla Firefox 10.x before 10.0.1, Thunderbird 10.x before 10.0.1, and SeaMonkey 2.7 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors that trigger failure of an nsXBLDocumentInfo::ReadPrototypeBindings function call, related to the cycle collector's access to a hash table containing a stale XBL binding.

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

Security readout for executives and security teams

This is an old Mozilla memory-safety flaw in Firefox, Thunderbird, and SeaMonkey. A remote attacker could trigger a browser or mail-client crash and possibly run code. The business concern is mainly legacy estate risk: unsupported Mozilla 10-era clients should not remain in production. Exposure is most likely in obsolete desktops, kiosks, lab systems, or embedded workflows still running Mozilla Firefox 10.x, Thunderbird 10.x, or SeaMonkey 2.7-era software. Treat as a legacy cleanup priority unless affected software is still in active use. If found on production systems, remediate promptly because the flaw is remotely reachable and may allow code execution. Mitigation focus: Upgrade affected Mozilla products to vendor-fixed supported releases.; Remove unsupported Firefox, Thunderbird, and SeaMonkey versions from managed endpoints.; Consult Mozilla and Linux distribution advisories for package-specific fixed versions..

Prepared: Jun 27, 2026, 17:28 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

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Execution behavior lookup

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CVE-2012-0452 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Feb 11, 2012, 02:00 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
https://bugzilla.mozilla.org/show_bug.cgi?id=724284CVE reference · x_refsource_CONFIRM
oval:org.mitre.oval:def:15017CVE reference · vdb-entry, signature

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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