XSS in Advanced-Customized-Prompts

CVE-2026-14565

The advanced-customized-prompts WordPress plugin through 1.0.1 does not perform any capability, ownership, or nonce check before saving popup configuration to a product, nor escape the stored values on output, allowing any authenticated user such as a subscriber to store JavaScript that executes in the browser of visitors viewing the affected product.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (13.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-14565: held from 0.001 to 0.002.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001

Affected products

  • Advanced-Customized-Prompts

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-14565?
CVE-2026-14565 is a medium-severity vulnerability in Advanced-Customized-Prompts, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-09-11.
How severe is CVE-2026-14565?
Medium severity. CVSS v3 base score is 5.4 out of 10.