onyx

onyx --cves cve-2019-11044

CVE-2019-11044

LOWPOCPHP
score
<0.1
cvss
3.7
epss
5.1%
published
2019-12-23
kev added
—
first seen

PHP versions 7.2.x < 7.2.26, 7.3.x < 7.3.13, and 7.4.0 on Windows contain a security vulnerability caused by the link() function accepting filenames with embedded null bytes, letting attackers manipulate file paths, exploit requires attacker to control input filenames.

Timeline

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

events2019-12-23 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 5.1%2026-09-23: epss 5.1%2026-09-24: epss 5.1%2026-09-25: epss 5.1%2026-09-26: epss 5.1%2026-09-27: epss 5.1%2026-09-28: epss 5.1%2026-09-29: epss 5.1%2026-09-30: epss 5.1%2026-10-01: epss 5.1%2026-10-02: epss 5.1%2026-10-03: epss 5.1%2026-10-04: epss 5.1%2026-10-05: epss 5.1%2026-10-06: epss 5.1%2026-10-07: epss 5.1%2026-10-08: epss 5.1%2026-10-09: epss 5.1%2026-10-10: epss 5.1%2026-10-11: epss 5.1%2026-10-12: epss 5.1%2026-10-13: epss 5.1%2026-10-14: epss 5.1%2026-10-15: epss 5.1%2026-10-16: epss 5.1%2026-10-18: epss 5.1%2026-10-19: epss 5.1%2026-10-20: epss 5.1%2026-10-21: epss 5.1%5.1%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-170 NVD-CWE-Other

References 5