CVE-2026-81699 | BDVDB-2026-365682 Detail

Description#

openssl_encrypt versions before 1.4.9 fail to properly validate key derivation function costs in crafted files, allowing attackers to trigger unbounded memory and CPU exhaustion during pre-authentication processing. Attackers can supply malicious files with excessive KDF parameters to exhaust system resources and crash or wedge the process before password verification occurs.

Impact#

Weaknesses#

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Exploit#

History#

1. Version 12026-08-27Record published in the CVE List.
2. Version 22026-10-01Most recent update recorded in the CVE List.