CVE-2026-57676

MEDIUM 4.3

WordPress Simple User Avatar plugin <= 4.9 - Insecure Direct Object References (IDOR) vulnerability

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

Authorization Bypass Through User-Controlled Key vulnerability in Matteo Manna Simple User Avatar allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Simple User Avatar: from n/a through 4.9.

CWE	CWE-639
Vendor	matteo manna
Product	simple user avatar
Published	Jun 29, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

Matteo Manna / Simple User Avatar

n/a ≤ 4.9

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/simple-user-avatar/vulnerability/wordpress-simple-user-avatar-plugin-4-9-insecure-direct-object-references-idor-vulnerability?_s_id=cve

Credits

Ananda Dhakal | Patchstack