CVE-2007-2868

CVE-2007-2868 is a critical-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

• Severity: Critical (CVSS 2.0 base score 9.3)
• EPSS exploit prediction: 5% (91st percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-94
• Affected product: Mozilla Firefox
• Published: 2007-06-01
• Last modified: 2026-06-16

Description

Multiple vulnerabilities in the JavaScript engine for Mozilla Firefox 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, Thunderbird 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, and SeaMonkey 1.0.9 and 1.1.2 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors that trigger memory corruption.

Frequently asked questions

What is CVE-2007-2868?

Multiple vulnerabilities in the JavaScript engine for Mozilla Firefox 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, Thunderbird 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, and SeaMonkey 1.0.9 and 1.1.2 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors that trigger memory corruption.

How severe is CVE-2007-2868?

CVE-2007-2868 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2007-2868 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-2868?

CVE-2007-2868 primarily affects Mozilla Firefox. In total, 33 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-2868?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2007-2868 published?

CVE-2007-2868 was published on 2007-06-01 and last updated on 2026-06-16.

References

• http://fedoranews.org/cms/node/2747
• http://fedoranews.org/cms/node/2749
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00774579
• http://osvdb.org/35138
• http://secunia.com/advisories/24406
• http://secunia.com/advisories/24456
• http://secunia.com/advisories/25469
• http://secunia.com/advisories/25476
• http://secunia.com/advisories/25488
• http://secunia.com/advisories/25489
• http://secunia.com/advisories/25490
• http://secunia.com/advisories/25491
• http://secunia.com/advisories/25492
• http://secunia.com/advisories/25496
• http://secunia.com/advisories/25533
• http://secunia.com/advisories/25534
• http://secunia.com/advisories/25559
• http://secunia.com/advisories/25635
• http://secunia.com/advisories/25644
• http://secunia.com/advisories/25647
• http://secunia.com/advisories/25664
• http://secunia.com/advisories/25685
• http://secunia.com/advisories/25750
• http://secunia.com/advisories/25858
• http://secunia.com/advisories/27427
• http://secunia.com/advisories/28363
• http://security.gentoo.org/glsa/glsa-200706-06.xml
• http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.363947
• http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.571857

Affected products (33)

• cpe:2.3:a:mozilla:firefox:1.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:1.5.0.11:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:1.5.0.11:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:2.0.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:2.0.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:2.0.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:2.0.0.3:*:*:*:*:*:*:*

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