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CVE-2009-3459

8.8 highKEVEPSS 87%

High (8.8) in Adobe Acrobat and Reader. In CISA KEV since 2026-05-20. EPSS 87% chance of exploitation in the next 30 days.

Heap-based buffer overflow in Adobe Reader and Acrobat 7.x before 7.1.4, 8.x before 8.1.7, and 9.x before 9.2 allows remote attackers to execute arbitrary code via a crafted PDF file that triggers memory corruption, as exploited in the wild in October 2009. NOTE: some of these details are obtained from third party information.

Severity

CVSS 3.1

8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
87% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2026-05-20, due 2026-06-03
CWEs
CWE-119, CWE-122
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON