Cyber Resilience

CVE-2025-67952

High

Published: 22 January 2026

Published
22 January 2026
Modified
15 April 2026
KEV Added
—
Patch
—
CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS Score 0.0006 20.3th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-67952 is a high-severity Cross-site Scripting (CWE-79) vulnerability. Its CVSS base score is 7.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 20.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-15 (Information Output Filtering).

Deeper analysis

CVE-2025-67952 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as CWE-79, enabling Reflected Cross-Site Scripting (XSS) in the Grand Tour WordPress theme developed by ThemeGoods. The issue affects all versions of the Grand Tour theme from its initial release (n/a) through versions prior to 5.6.2. It carries a CVSS v3.1 base score of 7.1, reflecting network accessibility (AV:N), low attack complexity (AC:L), no required privileges (PR:N), user interaction needed (UI:R), changed scope (S:C), and low impacts on confidentiality, integrity, and availability (C:L/I:L/A:L).

An unauthenticated attacker can exploit this vulnerability by crafting a malicious URL containing a reflected XSS payload and tricking a user into visiting it on a site running the vulnerable Grand Tour theme. Upon interaction, such as clicking the link, the payload executes in the victim's browser context, potentially allowing the attacker to steal session cookies, perform actions on behalf of the user, or deface the page, with impacts escalated due to the scope change affecting the browser or related components.

Patchstack advisories indicate that the vulnerability is fixed in Grand Tour theme version 5.6.2, recommending immediate updates to this or later versions for mitigation. No additional workarounds are specified in the provided references.

EU & UK References

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ThemeGoods Grand Tour grandtour allows Reflected XSS.This issue affects Grand Tour: from n/a through < 5.6.2.

CWE(s)
CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1566.002 Spearphishing Link Initial Access
Adversaries may send spearphishing emails with a malicious link in an attempt to gain access to victim systems.
attack.mitre.org →
T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
attack.mitre.org →
T1539 Steal Web Session Cookie Credential Access
An adversary may steal web application or service session cookies and use them to gain access to web applications or Internet services as an authenticated user without needing credentials.
attack.mitre.org →
Why these techniques?

Reflected XSS in public-facing web app enables exploitation via malicious links (T1190/T1566.002), JS execution (T1059.007), and session cookie theft (T1539).

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2026-7371Shared CWE-79
CVE-2025-68842Shared CWE-79
CVE-2026-25342Shared CWE-79
CVE-2026-25354Shared CWE-79
CVE-2026-28126Shared CWE-79
CVE-2025-23732Shared CWE-79
CVE-2025-23538Shared CWE-79
CVE-2026-27099Shared CWE-79
CVE-2025-12716Shared CWE-79
CVE-2025-22294Shared CWE-79

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-10 Information Input Validation good match
prevent

Directly requires validation and neutralization of untrusted input before it is used in web page generation, blocking the reflected XSS payload in Grand Tour.

SI-15 Information Output Filtering good match
prevent

Requires filtering of information output to web clients, preventing malicious script execution from unsanitized reflected content.

SI-2 Flaw Remediation good match
prevent

Mandates timely remediation of known flaws, directly addressed by updating Grand Tour to version 5.6.2 or later that corrects the CWE-79 defect.

References