CVE-2026-25439: WordPress Booknetic plugin < 5.10.3 - Broken Authentication vulnerability

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-17 · updated 2026-10-29
Weakness: CWE-288

Description

Authentication Bypass Using an Alternate Path or Channel vulnerability in Booknetic Booknetic booknetic allows Authentication Abuse.This issue affects Booknetic: from n/a before 5.10.3.

Affected products

Booknetic: before 5.10.3 — fixed in 5.10.3

How to fix

Upgrade to a fixed version: Booknetic 5.10.3. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/wordpress/plugin/booknetic/vulnerability/wordpress-booknetic-plugin-4-8-5-account-takeover-vulnerability?_s_id=cve

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