CVE-2026-4338
ActivityPub Routing < 8.0.2 - Unauthenticated Drafts/Scheduled/Pending Posts Disclosure
Vexday Risk Score
41Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
Exploit maturity
Proof of concept
Public proof of concept exists, but not yet automated.
CVSS 7.5EPSS 0.4%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Lifecycle
08 Apr 2026Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
The ActivityPub WordPress plugin before 8.0.2 does not properly filter posts to be displayed, allowed unauthenticated users to access drafts/scheduled/pending posts
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products
Unknown · ActivityPubpublic PoCs found — 1
cve_referencewpscan.com/vulnerability/50f68395-72fc-4f99-8e6d-6aa90cc640b5/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.