CVE-2026-1661

WP Mail Logging < 1.17.0 - Unauthenticated HTML Injection

Published Oct 2, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
The WP Mail Logging WordPress plugin before 1.17.0 does not properly restrict the HTML and CSS of logged emails before rendering them in its admin log screens, allowing unauthenticated users to inject styled content and links, for example through a public contact form, that can deceive an administrator viewing the log and send their browser to an attacker-controlled page.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions wp Mail Logging
Vendors & Products Wordpress-extensions
Wordpress-extensions wp Mail Logging
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-74
CWE-79
Type Values Removed Values Added
Description The WP Mail Logging WordPress plugin before 1.17.0 does not properly restrict the HTML and CSS of logged emails before rendering them in its admin log screens, allowing unauthenticated users to inject styled content and links, for example through a public contact form, that can deceive an administrator viewing the log and send their browser to an attacker-controlled page.
Title WP Mail Logging < 1.17.0 - Unauthenticated HTML Injection
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Oct 2, 2026, 10:54 AM
Reserved
Jan 29, 2026, 8:06 PM
Status
Deferred
Published
Oct 2, 2026, 7:16 AM
Modified
Oct 2, 2026, 6:00 PM