CVE-2009-0771

no score yetEPSS 4.6%

The layout engine in Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey 1.1.15 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via certain vectors that trigger memory corruption and assertion failures.

EPSS: 4.6% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-399
Published: 2009-03-05
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

mozilla:firefox
mozilla:seamonkey
mozilla:thunderbird

References

http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00002.html
http://secunia.com/advisories/34140
http://secunia.com/advisories/34145
http://secunia.com/advisories/34272
http://secunia.com/advisories/34383

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