onyx

onyx --cves cve-2023-45803

CVE-2023-45803

MEDPython (CPython)
score
<0.1
cvss
4.2
epss
0.6%
published
2023-10-17
kev added
—
first seen

urllib3 versions prior to 1.26.18 and 2.0.7 contain an issue where the HTTP request body isn't removed during redirects (301, 302, 303) after method change from POST to GET, potentially exposing sensitive data if the redirect target is compromised, exploitability is low and requires specific conditions.

Timeline

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

events2023-10-17 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 0.5%2026-09-23: epss 0.5%2026-09-24: epss 0.5%2026-09-25: epss 0.5%2026-09-26: epss 0.5%2026-09-27: epss 0.5%2026-09-28: epss 0.5%2026-09-29: epss 0.5%2026-09-30: epss 0.5%2026-10-01: epss 0.5%2026-10-02: epss 0.5%2026-10-03: epss 0.5%2026-10-04: epss 0.5%2026-10-05: epss 0.5%2026-10-06: epss 0.5%2026-10-07: epss 0.5%2026-10-08: epss 0.5%2026-10-09: epss 0.5%2026-10-10: epss 0.5%2026-10-11: epss 0.5%2026-10-12: epss 0.5%2026-10-13: epss 0.5%2026-10-14: epss 0.5%2026-10-15: epss 0.5%2026-10-16: epss 0.5%2026-10-18: epss 0.6%2026-10-19: epss 0.6%2026-10-20: epss 0.6%2026-10-21: epss 0.6%0.6%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-200 NVD-CWE-noinfo

References 7