CVE-2025-66091

WordPress Stylish Cost Calculator plugin <= 8.1.5 - Cross Site Scripting (XSS) vulnerability

6.5 Medium

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Design Stylish Cost Calculator stylish-cost-calculator allows DOM-Based XSS.This issue affects Stylish Cost Calculator: from n/a through <= 8.1.5.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.17%Up 0.1 points since Nov 22, 2025

What each source reports

CVE List Score used 6.5

WordPress Stylish Cost Calculator plugin <= 8.1.5 - Cross Site Scripting (XSS) vulnerability

Record: CVE-2025-66091
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2025-198457 6.5

Record: EUVD-2025-198457
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-ph4f-5qx9-mmf8 6.5

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...

Record: GHSA-ph4f-5qx9-mmf8
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 6.5

Record: CVE-2025-66091
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

Affected products

design stylish cost calculator

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-66091 is a medium vulnerability (CVSS 6.5) in Design Stylish Cost Calculator, published November 21, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 5th percentile. No source names a fixed version.