CVE-2009-2535: n/a vulnerability

CVE-2009-2535: Mozilla Firefox before 2.0.0.19 and 3.x before 3.0.5, SeaMonkey, and Thunderbird allow remote attackers to...

Mozilla Firefox before 2.0.0.19 and 3.x before 3.0.5, SeaMonkey, and Thunderbird allow remote attackers to cause a denial of service (memory consumption and application crash) via a large integer value for the length property of a Select object, a related issue to CVE-2009-1692.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 05:52 UTC (UTC+00:00)

Security readout for executives and security teams

This old Mozilla issue lets a remote webpage or message content crash vulnerable applications by forcing excessive memory use. The documented impact is denial of service, not data theft or code execution. It mainly matters where very old Firefox, SeaMonkey, or Thunderbird installations still exist. Exposure is most likely in legacy desktops, embedded kiosks, lab systems, or archived virtual machines running obsolete Mozilla software. Modern supported browsers and mail clients are unlikely to be affected, but the bundle does not provide a complete affected-version matrix. Prioritize remediation if legacy Mozilla clients are still in use. For normal modern environments, this is a low business-urgency cleanup item focused on reducing avoidable outages and unsupported software risk. Mitigation focus: Upgrade Firefox to 2.0.0.19, 3.0.5, or a later supported release.; Check Mozilla guidance for affected SeaMonkey and Thunderbird versions.; Remove unsupported Mozilla applications from production systems..

Prepared: Jun 28, 2026, 10:26 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: Jul 20, 2009, 18:00 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

2Source 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=460713CVE reference · x_refsource_MISC

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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