onyx

onyx --cves cve-2018-6389

CVE-2018-6389

HIGHPOCWordPress
score
<0.1
cvss
7.5
epss
72.7%
published
2018-02-06
kev added
—
first seen

WordPress 4.9.2 contains a denial of service caused by resource consumption from repeated loading of registered .js files in wp-includes/script-loader.php, letting unauthenticated attackers cause resource exhaustion, exploit requires sending multiple requests to load scripts repeatedly.

Timeline

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

events2018-02-06 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoC: https://www.exploit-db.com/exploits/43968/Xscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 72.7%2026-09-23: epss 72.7%2026-09-24: epss 72.7%2026-09-25: epss 72.7%2026-09-26: epss 72.7%2026-09-27: epss 72.7%2026-09-28: epss 72.7%2026-09-29: epss 72.7%2026-09-30: epss 72.7%2026-10-01: epss 72.7%2026-10-02: epss 72.7%2026-10-03: epss 72.7%2026-10-04: epss 72.7%2026-10-05: epss 72.7%2026-10-06: epss 72.7%2026-10-07: epss 72.7%2026-10-08: epss 72.7%2026-10-09: epss 72.7%2026-10-10: epss 72.7%2026-10-11: epss 72.7%2026-10-12: epss 72.7%2026-10-13: epss 72.7%2026-10-14: epss 72.7%2026-10-15: epss 72.7%2026-10-16: epss 72.7%2026-10-18: epss 72.7%2026-10-19: epss 72.7%2026-10-20: epss 72.7%2026-10-21: epss 72.7%72.7%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx
  3. Public PoC https://www.exploit-db.com/exploits/43968/

Exploit availability

Weaknesses

CWE-400

References 8