onyx

onyx --cves cve-2021-44420

CVE-2021-44420

HIGHDjango
score
<0.1
cvss
7.3
epss
2.5%
published
2021-12-08
kev added
—
first seen

Django 2.2 < 2.2.25, 3.1 < 3.1.14, and 3.2 < 3.2.10 contain a URL path traversal caused by handling of trailing newlines in URLs, letting attackers bypass upstream access control, exploit requires sending URLs with trailing newlines.

Timeline

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

events2021-12-08 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 2.3%2026-09-23: epss 2.3%2026-09-24: epss 2.3%2026-09-25: epss 2.3%2026-09-26: epss 2.3%2026-09-27: epss 2.3%2026-09-28: epss 2.3%2026-09-29: epss 2.3%2026-09-30: epss 2.5%2026-10-01: epss 2.5%2026-10-02: epss 2.5%2026-10-03: epss 2.5%2026-10-04: epss 2.5%2026-10-05: epss 2.5%2026-10-06: epss 2.5%2026-10-07: epss 2.5%2026-10-08: epss 2.5%2026-10-09: epss 2.5%2026-10-10: epss 2.5%2026-10-11: epss 2.5%2026-10-12: epss 2.5%2026-10-13: epss 2.5%2026-10-14: epss 2.5%2026-10-15: epss 2.5%2026-10-16: epss 2.5%2026-10-18: epss 2.5%2026-10-19: epss 2.5%2026-10-20: epss 2.5%2026-10-21: epss 2.5%2.5%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

NVD-CWE-Other

References 6