CVE-2026-81720
openssl_encrypt before 1.4.9 fails to validate the memory_cost parameter from identity file protection blocks, allowing attackers to trigger out-of-memory conditions during key derivation. Attackers with write access to local identity stores can craft malicious identity files with excessive memory_cost values that cause the host to crash when unlocking identities before authentication.
Published:Aug 27, 2026
Last Modified:Sep 3, 2026
EPS:Aug 27, 2026
EPSS Score:0.00126
CVSS Score:6.2
Affected Products
Vendor
Product
Action
Vendor
Jahlives
Product
Openssl Encrypt
Jahlives
Openssl Encrypt
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
