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onyx --cves cve-2020-28032

CVE-2020-28032

CRITPOCWordPress
score
<0.1
cvss
9.8
epss
15.7%
published
2020-11-02
kev added
—
first seen

WordPress before 5.5.2 contains a deserialization vulnerability caused by mishandling of deserialization requests in wp-includes/Requests/Utility/FilteredIterator.php, letting attackers execute arbitrary code or commands, exploit requires crafted deserialization payloads.

Timeline

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

events2020-11-02 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 16.1%2026-09-23: epss 16.1%2026-09-24: epss 16.1%2026-09-25: epss 16.1%2026-09-26: epss 16.1%2026-09-27: epss 16.1%2026-09-28: epss 16.1%2026-09-29: epss 16.1%2026-09-30: epss 16.1%2026-10-01: epss 16.1%2026-10-02: epss 16.1%2026-10-03: epss 16.1%2026-10-04: epss 16.1%2026-10-05: epss 15.7%2026-10-06: epss 15.7%2026-10-07: epss 15.7%2026-10-08: epss 15.7%2026-10-09: epss 15.7%2026-10-10: epss 15.7%2026-10-11: epss 15.7%2026-10-12: epss 15.7%2026-10-13: epss 15.7%2026-10-14: epss 15.7%2026-10-15: epss 15.7%2026-10-16: epss 15.7%2026-10-18: epss 15.7%2026-10-19: epss 15.7%2026-10-20: epss 15.7%2026-10-21: epss 15.7%15.7%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-502

References 8