onyx

onyx --cves cve-2026-59204

CVE-2026-59204

HIGHPOCPython (CPython)
score
2.6
cvss
7.5
epss
0.4%
published
2026-07-14
kev added
—
first seen

Pillow 8.2.0 through 12.2.0 contains a denial of service caused by accumulation of total_component_width across tiles in JPEG2000 images, letting attackers trigger out-of-memory failures during decoding, exploit requires crafted JPEG2000 file.

Timeline

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

events2026-07-14 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score 2.62.6epss2026-09-22: epss 0.4%2026-09-23: epss 0.4%2026-09-24: epss 0.7%2026-09-25: epss 0.7%2026-09-26: epss 0.7%2026-09-27: epss 0.7%2026-09-29: epss 0.7%2026-09-30: epss 0.7%2026-10-01: epss 0.7%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
  3. Public PoC

Exploit availability

Public PoC flagged by vulnx; no direct exploit link among the citations.

Weaknesses

CWE-789 CWE-770

References 4