Will CISA add the PHP vulnerability disclosed on 2026-10-21 to the Known Exploited Vulnerabilities catalog on or before 2026-11-20?
Posted 2026-10-21 — 30 days before the deadline, stated before the outcome.
CISA is the United States Cybersecurity and Infrastructure Security Agency. It maintains the Known Exploited Vulnerabilities catalog, a public list of security flaws confirmed to be under active exploitation. The question addresses whether the specified PHP vulnerability will be added to that catalog by the stated deadline.
The claim
CISA adds the PHP vulnerability disclosed on 2026-10-21 to the Known Exploited Vulnerabilities catalog on or before 2026-11-20.
Reasoning trace
- PHP vulnerability made public and SentinelOne highlights the risk
- Attackers scan for and exploit vulnerable PHP sites
- CISA confirms exploitation and adds the CVE to KEV
Evidence so far
26 confirming · 2 denying signals · 5 verified · 0 broken assumptions. The evidence itself is part of the full dossier.
Probability history
Updated 21 times since mint (last on 2026-10-28) — 22% at mint → 75% today.
What to watch
- milestone The CISA KEV catalog publishes a weekly update containing at least one new entry observed
- leading indicator A major security vendor or threat intelligence firm publishes a report confirming active exploitation of the specific PHP CVE in the wild
- leading indicator A major threat intelligence vendor or security researcher publishes a report confirming active exploitation of the specific PHP CVE in the wild.
The full dossier behind this prediction — the evidence trail, the risk analysis, the monetization scenarios — is available on request: [email protected].
Probabilities are calibrated against the system's own resolved history; after the deadline the outcome is resolved and audited — including the calls we get wrong. Nothing on this page is investment advice.