CVE-2008-5501

Status: ModifiedMedium (5)—
The layout engine in Mozilla Firefox 3.x before 3.0.5, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote attackers to cause a denial of service via vectors that trigger an assertion failure.
CVSS

Version: 2.0
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Base score: 5
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 3.14%
Percentile among all scored CVEs: 88
Score date: 10/7/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (3)

Canonical — Ubuntu Linux Mozilla — Firefox Mozilla — Seamonkey
CWEs

NVD-CWE-Other
References

Raw JSON (NVD)

Show
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  "id": "CVE-2008-5501",
  "cveTags": [],
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          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "userInteractionRequired": false
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  "published": "2008-12-17T23:30:00.467",
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