CVE-2010-2755

CRITICAL

layout/generic/nsObjectFrame.cpp in Mozilla Firefox 3.6.7 does not properly free memory in the parameter array of a plugin instance, which allows remote attackers to cause a denial of service (memo...

Affects 1 product across 1 vendor.

CVSS 2.010.0
EPSS4.1%
Percentile91th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity.
CWE Weakness Definitions
CWE-399: Resource Management Errors

Broad class covering failures in managing system resources such as memory, file handles, and connections.

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2010. A critical vulnerability affects Mozilla systems (CVE-2010-2755). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2010-GLOBAL-085615-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2010-2755?
This vulnerability was disclosed in 2010. A critical vulnerability affects Mozilla systems (CVE-2010-2755). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2010-2755?
CVE-2010-2755 has CVSS 10.0 (Critical). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. EPSS: 4.1%.
Is CVE-2010-2755 actively exploited?
No confirmed active exploitation of CVE-2010-2755 as of 2026-09-25.
How do I remediate CVE-2010-2755?
Priority: MEDIUM. Advisory: https://bugzilla.mozilla.org/show_bug.cgi?id=575836 PSIRT: [email protected]
What systems are affected by CVE-2010-2755?
CVE-2010-2755 affects Mozilla Firefox.
Vulnerability Details
CVE IDCVE-2010-2755
BSIDBS-2010-GLOBAL-085615-C BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Published2010-07-30
Last Modified2026-06-16
ICS Relevance0%
Weakness (CWE)
Resource Management Errors
SourceNVD
Official Description

layout/generic/nsObjectFrame.cpp in Mozilla Firefox 3.6.7 does not properly free memory in the parameter array of a plugin instance, which allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted HTML document, related to the DATA and SRC attributes of an OBJECT element. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-1214.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: layout/generic/nsObjectFrame.cpp in Mozilla Firefox 3.6.7 does not properly free memory in the parameter array of a plugin instance, which allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted HTML document, related to the DATA and SRC attributes of an OBJECT element. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-1214. CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C.

Exploitation Likelihood: LOW

Affected Products
VendorProductAffected Versions
Mozilla Firefox 3.6.7
Remediation
View Vendor Advisory →

Remediation Priority: MEDIUM

Vendor PSIRT: [email protected]
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 5921 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash316aa22343db6e2030fd4419f9ab69b31067fba22bef0578f48813ef42613291b7908483daa537d1bdf2b98f7575828ee9e31c2ec459e6d298116d407c10e76a
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