What is CVE-2026-5305?

CVE-2026-5305 is a high-severity vulnerability in Email Address Encoder, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 8.8/10. Published 2026-06-25.

How severe is CVE-2026-5305?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Email Address Encoder

CVE-2026-5305

The Email Address Encoder WordPress plugin before 1.0.25, email-encoder-premium WordPress plugin before 0.3.12 does not properly handle email replacement, which could allow unauthenticated users to perform Stored XSS attacks

EPSS: 0.002 (7.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Unknown Email Address Encoder — versions 0
Unknown Email-encoder-premium — versions 0

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-5305?: CVE-2026-5305 is a high-severity vulnerability in Email Address Encoder, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 8.8/10. Published 2026-06-25.
How severe is CVE-2026-5305?: High severity. CVSS v3 base score is 8.8 out of 10.