CVE-2023-52199

MEDIUM 6.5

WordPress ActivityPub plugin <= 1.0.5 - Unauthenticated Broken Access Control vulnerability

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

Missing Authorization vulnerability in Matthias Pfefferle & Automattic ActivityPub.This issue affects ActivityPub: from n/a through 1.0.5.

CWE	CWE-862
Vendor	matthias pfefferle & automattic
Product	activitypub
Published	Jun 11, 2024
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

Matthias Pfefferle & Automattic / ActivityPub

n/a ≤ 1.0.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/vulnerability/activitypub/wordpress-activitypub-plugin-1-0-5-unauthenticated-broken-access-control-vulnerability?_s_id=cve

Credits

Rafie Muhammad (Patchstack)