CVE-2026-87737

MEDIUM CVSS 3.1: 5.9 EPSS 0.33%
Updated Sep 09, 2026
Ocaml
Parameter Value
CVSS 5.9 (MEDIUM)
Affected Versions before 2.4.0
Type CWE-208
Vendor Ocaml
Public PoC No

An issue was discovered in the mirage-crypto-ec package before 2.4.0 for OCaml. There is a timing side channel for NIST elliptic-curve scalar multiplication: the time required for a lookup can depend on a secret.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products

ocaml:mirage-crypto-ec

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