CVE-2026-81699: Allocation of Resources Without Limits or Throttling in jahlives openssl_encrypt
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.
CVE-2026-81699: Allocation of Resources Without Limits or Throttling in jahlives openssl_encrypt
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.
CVSS v4.0
Score 8.7high
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-08-27T11:12:29.817Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a906bb7acd9273b4983a25c
Added to database: 08/27/2026, 16:54:15 UTC
Last updated: 08/28/2026, 02:00:21 UTC
Views: 8
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