CVEvulnerability

CVE-2026-87733

6.2 MEDIUM Published 2026-09-09 Modified 2026-09-09 Official page ↗
Status
Deferred
Published
2026-09-09
Last modified
2026-09-09
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.2 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weaknesses
CWE-295

Description

An issue was discovered in the mirage-crypto-ec function before 2.2.0 for OCaml. The ECDSA functions {P256,P384,P521}.Dsa.pub_of_octets accept 0x00, the encoding of the point at infinity, as a public key. With that public key, signatures can be forged without a private key.

Related

Weakness · CWE (1)

  • CWE-295 Improper Certificate Validation weakness

References