onyx

onyx --cves cve-2025-64458

CVE-2025-64458

HIGHPOCDjango
score
<0.1
cvss
7.5
epss
1.9%
published
2025-11-05
kev added
—
first seen

Django < 5.1.14, < 4.2.26, and < 5.2.8 contains a denial-of-service caused by slow NFKC normalization on Windows in HttpResponseRedirect and redirect shortcuts, letting attackers cause service disruption via crafted Unicode inputs, exploit requires no special privileges.

Timeline

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

events2025-11-05 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 1.9%2026-09-23: epss 1.9%2026-09-24: epss 1.9%2026-09-25: epss 1.9%2026-09-26: epss 1.9%2026-09-27: epss 1.9%2026-09-29: epss 1.9%2026-09-30: epss 1.9%2026-10-01: epss 1.9%2026-10-02: epss 1.9%2026-10-03: epss 1.9%2026-10-04: epss 1.9%2026-10-05: epss 1.9%2026-10-06: epss 1.9%2026-10-07: epss 1.9%2026-10-08: epss 1.9%2026-10-09: epss 1.9%2026-10-10: epss 1.9%2026-10-11: epss 1.9%2026-10-12: epss 1.9%2026-10-13: epss 1.9%2026-10-14: epss 1.9%2026-10-15: epss 1.9%2026-10-16: epss 1.9%2026-10-18: epss 1.9%2026-10-19: epss 1.9%2026-10-20: epss 1.9%2026-10-21: epss 1.9%1.9%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-407

References 3