PT-2026-35668 · WordPress · Check & Log Email

Matthew Rollings · Published 2026-04-28 · Updated 2026-04-28 · CVE-2026-5306

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Check & Log Email WordPress plugin versions prior to 2.0.13

Description Improper handling of email replacement allows unauthenticated users to perform Stored Cross-Site Scripting (XSS) attacks when the email encoder setting is enabled. Stored XSS occurs when a malicious script is permanently stored on the target server, which is then served to other users.

Recommendations Update the plugin to version 2.0.13 or later.

Exploit

Fix

Related Identifiers

CVE-2026-5306

Affected Products

Check & Log Email

References · 5

• 🔥 https://wpscan.com/vulnerability/97908c15-6e7a-4242-8c6f-66c8b804364c · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5306 · Security Note
• https://twitter.com/infoflowcloud/status/2049228812672475429 · Twitter Post
• https://t.me/cveNotify/161213 · Telegram Post
• https://twitter.com/CVEnew/status/2049227587025551619 · Twitter Post