MEDIUM 6.2 NVD

CVE-2026-87733

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 encodin

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.

References

https://osv.dev/vulnerability/OSEC-2026-13
https://osv.dev/vulnerability/OSEC-2026-13

Published: 2026-09-09 · Source: NVD · Feed updated: 2026-09-11

This medium severity vulnerability with a CVSS score of 6.2 was published on 2026-09-09 via NVD.

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