CVE-2008-1380

CVE-2008-1380 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-399.

Key facts

• Severity: Critical (CVSS 2.0 base score 9.3)
• EPSS exploit prediction: 3% (85th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-399
• Affected product: Mozilla Firefox
• Published: 2008-04-17
• Last modified: 2026-06-16

Description

The JavaScript engine in Mozilla Firefox before 2.0.0.14, Thunderbird before 2.0.0.14, and SeaMonkey before 1.1.10 allows remote attackers to cause a denial of service (garbage collector crash) and possibly have other impacts via a crafted web page. NOTE: this is due to an incorrect fix for CVE-2008-1237.

Frequently asked questions

What is CVE-2008-1380?

The JavaScript engine in Mozilla Firefox before 2.0.0.14, Thunderbird before 2.0.0.14, and SeaMonkey before 1.1.10 allows remote attackers to cause a denial of service (garbage collector crash) and possibly have other impacts via a crafted web page. NOTE: this is due to an incorrect fix for CVE-2008-1237.

How severe is CVE-2008-1380?

CVE-2008-1380 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2008-1380 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-1380?

CVE-2008-1380 primarily affects Mozilla Firefox. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-1380?

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-2008-1380 published?

CVE-2008-1380 was published on 2008-04-17 and last updated on 2026-06-16.

References

• http://lists.opensuse.org/opensuse-security-announce/2008-05/msg00000.html
• http://secunia.com/advisories/29787
• http://secunia.com/advisories/29793
• http://secunia.com/advisories/29828
• http://secunia.com/advisories/29860
• http://secunia.com/advisories/29883
• http://secunia.com/advisories/29908
• http://secunia.com/advisories/29911
• http://secunia.com/advisories/29912
• http://secunia.com/advisories/29947
• http://secunia.com/advisories/30012
• http://secunia.com/advisories/30029
• http://secunia.com/advisories/30192
• http://secunia.com/advisories/30327
• http://secunia.com/advisories/30620
• http://secunia.com/advisories/30717
• http://secunia.com/advisories/31023
• http://secunia.com/advisories/31377
• http://secunia.com/advisories/33434
• http://security.gentoo.org/glsa/glsa-200808-03.xml
• http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.383152
• http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.391769
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-238492-1
• http://www.debian.org/security/2008/dsa-1555
• http://www.debian.org/security/2008/dsa-1558
• http://www.debian.org/security/2008/dsa-1562
• http://www.debian.org/security/2009/dsa-1696
• http://www.gentoo.org/security/en/glsa/glsa-200805-18.xml
• http://www.kb.cert.org/vuls/id/441529
• http://www.mandriva.com/security/advisories?name=MDVSA-2008:110

Affected products (49)

• cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0:beta1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0:rc3:*:*:*:*:*:*
• 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:firefox:2.0.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.11:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:2.0.0.12:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.99:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:2.0.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:2.0.0.1:*:*:*:*:*:*:*

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Other CWE-399 (Resource Management Errors) vulnerabilities

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• CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
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