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onyx --cves cve-2022-48560

CVE-2022-48560

HIGHPOCPython (CPython)
score
<0.1
cvss
7.5
epss
2.0%
published
2023-08-22
kev added
—
first seen

Python through 3.9 contains a use-after-free caused by improper handling in heapq.heappushpop, letting attackers potentially execute arbitrary code or cause crashes, exploit requires crafted heap operations.

Timeline

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

events2023-08-22 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 1.8%2026-09-23: epss 1.8%2026-09-24: epss 1.8%2026-09-25: epss 1.8%2026-09-26: epss 1.8%2026-09-27: epss 1.8%2026-09-28: epss 1.8%2026-09-29: epss 1.8%2026-09-30: epss 1.8%2026-10-01: epss 1.8%2026-10-02: epss 1.8%2026-10-03: epss 1.8%2026-10-04: epss 1.8%2026-10-05: epss 1.8%2026-10-06: epss 1.8%2026-10-07: epss 1.8%2026-10-08: epss 1.8%2026-10-09: epss 1.8%2026-10-10: epss 1.8%2026-10-11: epss 1.8%2026-10-12: epss 1.8%2026-10-13: epss 1.8%2026-10-14: epss 1.8%2026-10-15: epss 2.0%2026-10-16: epss 2.0%2026-10-18: epss 2.0%2026-10-19: epss 2.0%2026-10-20: epss 2.0%2026-10-21: epss 2.0%2.0%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-416

References 9