Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2023-36660

CVE-2023-36660CRITICAL

n/a n/a — The OCB feature in libnettle in Nettle 3.9 before 3.9.1 allows memory corruption.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  H  H    9.8   .0102   62.9     —

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Jun 25  Reserved by mitre
  Jun 25  Published (CNA: mitre)
  Oct 15  ENRICHED — CVE-2023-36660. Received CVSS 9.8 and CPE data from NVD.

CWE-787 · CNA: mitre · CVSS v3.1 · 5 references · NVD status: Modified

Description

The OCB feature in libnettle in Nettle 3.9 before 3.9.1 allows memory corruption.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
June 25, 2023	Reserved	Reserved by mitre
June 25, 2023	Published	Published (CNA: mitre)
October 15, 2026	ENRICHED	ENRICHED — CVE-2023-36660. Received CVSS 9.8 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-787

References (5)

Authoritative record: CVE-2023-36660 at cve.org

Weaknesses: CWE-787

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-36660 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.