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CVE-2026-86776

KeePass 2.35 through 2.61.1 Memory Exhaustion via KDBX Header Field Size PUBLISHED

Description (CNA)

KeePass versions 2.35 through 2.61.1 fail to validate KDBX header field sizes before memory allocation in the ReadHeaderField function. Attackers can craft a malicious KDBX file declaring excessive header field lengths to trigger allocation of gigabytes of memory, causing the application to consume resources and terminate.

Affected (CNA)

Vendor / productVersions
KeePass / KeePassaffected 2.35 through 2.61.1

CWE

CWE-789

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.