CVE-2026-105886

MEDIUM 6.5

WordPress Ultimate Post Kit plugin <= 4.5.5 - Broken Access Control vulnerability

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

Missing Authorization vulnerability in BdThemes Ultimate Post Kit ultimate-post-kit allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Ultimate Post Kit: from n/a through 4.5.5.

CWE	CWE-862
Vendor	bdthemes
Product	ultimate post kit
Published	Oct 8, 2026
Last Updated	Oct 8, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

BdThemes / Ultimate Post Kit

0 ≤ 4.5.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/ultimate-post-kit/vulnerability/wordpress-ultimate-post-kit-plugin-4-5-5-broken-access-control-vulnerability?_s_id=cve

Credits

Intrudify | Patchstack Bug Bounty Program