CVE-2026-14834

MEDIUM

Mailgun for WordPress < 2.2.1 - Unauthenticated Arbitrary Mailgun List Subscription via add_list AJAX

Title source: cna
STIX 2.1

Description

The Mailgun for WordPress plugin before 2.2.1 does not perform any capability or nonce check on an unauthenticated AJAX action that adds subscribers to the site owner's configured email service mailing lists, allowing unauthenticated attackers to enrol arbitrary email addresses into those lists using the owner's stored API credentials.

References (1)

Core 1
Core References
Exploit exploit vdb-entry technical-description
https://wpscan.com/vulnerability/84135fff-e602-4773-8e79-a831284de0d2/

Scores

CVSS v3 6.5
EPSS 0.0016
EPSS Percentile 6.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-284
Status published
Products (1)
None/Mailgun for WordPress < 2.2.1
Published Jul 31, 2026
Tracked Since Jul 31, 2026