CVE-2025-31908

WordPress JSON Structuring Markup plugin <= 0.1 - CSRF to Stored XSS vulnerability

7.1 High

Cross-Site Request Forgery (CSRF) vulnerability in Sami Ahmed Siddiqui JSON Structuring Markup json-structuring-markup allows Stored XSS.This issue affects JSON Structuring Markup: from n/a through <= 0.1.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.14%Up 0.1 points since Apr 2, 2025

What each source reports

CVE List Score used 7.1

WordPress JSON Structuring Markup plugin <= 0.1 - CSRF to Stored XSS vulnerability

Record: CVE-2025-31908
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-352
Updated: 2026-11-02

EUVDEUVD-2025-9140 7.1

Record: EUVD-2025-9140
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-6wg6-rm5x-68cp 7.1

Cross-Site Request Forgery (CSRF) vulnerability in Sami Ahmed Siddiqui JSON Structuring Markup...

Cross-Site Request Forgery (CSRF) vulnerability in Sami Ahmed Siddiqui JSON Structuring Markup allows Stored XSS. This issue affects JSON Structuring Markup: from n/a through 0.1.

Record: GHSA-6wg6-rm5x-68cp
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-352
Updated: 2026-11-02

NVD 7.1

Record: CVE-2025-31908
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-352
Updated: 2026-11-02

Affected products

sami ahmed siddiqui json structuring markup

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-2025-31908 is a high vulnerability (CVSS 7.1) in Sami Ahmed Siddiqui Json Structuring Markup, published April 1, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. No source names a fixed version.