What’s Vulnerable › Vulnerabilities
CVE-2026-87737
- Severity: medium (CVSS 5.9 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-09 · updated 2026-09-09
- Weakness: CWE-208
Description
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.
Affected products
- OCaml mirage-crypto-ec: before 2.4.0 — fixed in 2.4.0
How to fix
Upgrade to a fixed version: OCaml mirage-crypto-ec 2.4.0. Check the vendor advisory for mitigations.
References
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