onyx

onyx --cves cve-2023-46298

CVE-2023-46298

HIGHPOCNext.js
score
<0.1
cvss
7.5
epss
1.3%
published
2023-10-22
kev added
—
first seen

Next.js before 13.4.20-canary.13 contains a missing cache-control header caused by empty prefetch responses, letting CDNs cache responses and potentially cause denial of service for all users requesting the same URL, exploit requires CDN caching.

Timeline

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

events2023-10-22 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 1.3%2026-09-23: epss 1.3%2026-09-24: epss 1.3%2026-09-25: epss 1.3%2026-09-26: epss 1.3%2026-09-27: epss 1.3%2026-09-28: epss 1.3%2026-09-29: epss 1.3%2026-09-30: epss 1.3%2026-10-01: epss 1.3%2026-10-02: epss 1.3%2026-10-03: epss 1.3%2026-10-04: epss 1.3%2026-10-05: epss 1.3%2026-10-06: epss 1.3%2026-10-07: epss 1.3%2026-10-08: epss 1.3%2026-10-09: epss 1.3%2026-10-10: epss 1.3%2026-10-11: epss 1.3%2026-10-12: epss 1.3%2026-10-13: epss 1.3%2026-10-14: epss 1.3%2026-10-15: epss 1.3%2026-10-16: epss 1.3%2026-10-18: epss 1.3%2026-10-19: epss 1.3%2026-10-20: epss 1.3%2026-10-21: epss 1.3%1.3%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

NVD-CWE-noinfo

References 3