onyx

onyx --cves cve-2021-44533

CVE-2021-44533

MEDPOCNode.js
score
<0.1
cvss
5.3
epss
9.4%
published
2022-02-24
kev added
—
first seen

Node.js < 12.22.9, < 14.18.3, < 16.13.2, and < 17.3.1 contain a certificate subject handling issue caused by improper interpretation of multi-value Relative Distinguished Names, letting attackers craft certificates to bypass verification, exploit requires crafting malicious certificates.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2022-02-24 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 9.4%2026-09-23: epss 9.4%2026-09-24: epss 9.4%2026-09-25: epss 9.4%2026-09-26: epss 9.4%2026-09-27: epss 9.4%2026-09-28: epss 9.4%2026-09-29: epss 9.4%2026-09-30: epss 9.4%2026-10-01: epss 9.4%2026-10-02: epss 9.4%2026-10-03: epss 9.4%2026-10-04: epss 9.4%2026-10-05: epss 9.4%2026-10-06: epss 9.4%2026-10-07: epss 9.4%2026-10-08: epss 9.4%2026-10-09: epss 9.4%2026-10-10: epss 9.4%2026-10-11: epss 9.4%2026-10-12: epss 9.4%2026-10-13: epss 9.4%2026-10-14: epss 9.4%2026-10-15: epss 9.4%2026-10-16: epss 9.4%2026-10-18: epss 9.4%2026-10-19: epss 9.4%2026-10-20: epss 9.4%2026-10-21: epss 9.4%9.4%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx
  3. Public PoC

Exploit availability

Public PoC flagged by vulnx; no direct exploit link among the citations.

Weaknesses

CWE-295

References 6