CVE-2026-4338

CWE-200 — Information Exposure4 documents4 sources
Severity
7.5HIGH
EPSS
0.1%
top 82.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Unknown Activitypub
Timeline
PublishedApr 8

Description

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 vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages1 packages

▶CVEListV5unknown/activitypub< 8.0.2

🔴Vulnerability Details

2
CVEList
ActivityPub Routing < 8.0.2 - Unauthenticated Drafts/Scheduled/Pending Posts Disclosure↗2026-04-08
▶
GHSA
GHSA-v6vj-m59r-f4gf: The ActivityPub WordPress plugin before 8↗2026-04-08
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-4338 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2026-4338 (HIGH CVSS 7.5) | The ActivityPub WordPress plugin be | cvebase.io