onyx

onyx --cves cve-2026-39825

CVE-2026-39825

MEDGo
score
<0.1
cvss
5.3
epss
0.4%
published
2026-05-07
kev added
—
first seen

ReverseProxy contains a query parameter forwarding issue caused by not considering url.ParseQuery's limit on total query parameters, letting attackers forward hidden parameters bypassing Rewrite functions, exploit requires crafted requests.

Timeline

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

events2026-05-07 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 0.4%2026-09-23: epss 0.4%2026-09-24: epss 0.4%2026-09-25: epss 0.4%2026-09-26: epss 0.4%2026-09-27: epss 0.4%2026-09-29: epss 0.4%2026-09-30: epss 0.4%2026-10-01: epss 0.4%2026-10-02: epss 0.4%2026-10-03: epss 0.4%2026-10-04: epss 0.4%2026-10-05: epss 0.4%2026-10-06: epss 0.4%2026-10-07: epss 0.4%2026-10-08: epss 0.4%2026-10-09: epss 0.4%2026-10-10: epss 0.4%2026-10-11: epss 0.4%2026-10-12: epss 0.4%2026-10-13: epss 0.4%2026-10-14: epss 0.4%2026-10-15: epss 0.4%2026-10-16: epss 0.4%2026-10-18: epss 0.4%2026-10-19: epss 0.4%2026-10-20: epss 0.4%2026-10-21: epss 0.4%0.4%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

NVD-CWE-noinfo

References 4