github.com/cloudflare/circl (Go) — known CVEs & security advisories

Known CVE vulnerabilities and GitHub Security Advisories affecting the Go package github.com/cloudflare/circl, with affected version ranges, CVSS severity, EPSS exploit prediction, and CISA KEV status.

CVEs (3)

• CVE-2026-1229 — CVSS 9.8 (critical): The CombinedMult function in the CIRCL ecc/p384 package (secp384r1 curve) produces an incorrect value for specific inputs. The issue is…
• CVE-2023-1732 — CVSS 5.3 (medium): When sampling randomness for a shared secret, the implementation of Kyber and FrodoKEM, did not check whether crypto/rand.Read() returns an…
• CVE-2025-8556 — CVSS 3.7 (low): A flaw was found in CIRCL's implementation of the FourQ elliptic curve. This vulnerability allows an attacker to compromise session…