CVE-2026-66640

MEDIUM 6.5

WordPress Login With Ajax plugin <= 4.5.1 - Cross Site Scripting (XSS) vulnerability

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

Contributor Cross Site Scripting (XSS) in Login With Ajax <= 4.5.1 versions.

CWE	CWE-79
Vendor	marcus (aka @msykes)
Product	login with ajax
Published	Aug 18, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Marcus (aka @msykes) / Login With Ajax

n/a ≤ 4.5.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/login-with-ajax/vulnerability/wordpress-login-with-ajax-plugin-4-5-1-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program