CVE-2025-69367
Published: 20 February 2026
Summary
CVE-2025-69367 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 3.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
Threat & Defense at a Glance
Threat & Defense Details
Likely Mitigating ControlsAI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
XSS in public-facing WordPress theme directly enables remote script execution (T1059.007) via web app exploitation (T1190) and drive-by compromise (T1189).
NVD Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in GT3themes Oyster - Photography WordPress Theme oyster allows DOM-Based XSS.This issue affects Oyster - Photography WordPress Theme: from n/a through <= 4.4.3.
Deeper analysisAI
CVE-2025-69367 is an Improper Neutralization of Input During Web Page Generation vulnerability, enabling DOM-based Cross-site Scripting (XSS, CWE-79), in the GT3themes Oyster - Photography WordPress Theme. The issue affects the Oyster theme from unknown initial versions through version 4.4.3 inclusive. Published on 2026-02-20, it carries a CVSS v3.1 base score of 7.1.
Attackers can exploit this remotely over the network (AV:N) with low complexity (AC:L) and no required privileges (PR:N), though user interaction is necessary (UI:R). Exploitation changes scope (S:C), potentially leading to low impacts on confidentiality, integrity, and availability (C:L/I:L/A:L), such as executing scripts in the victim's browser context via manipulated inputs during web page generation.
The Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/oyster/vulnerability/wordpress-oyster-photography-wordpress-theme-theme-4-4-3-cross-site-scripting-xss-vulnerability?_s_id=cve provides details on this vulnerability in the Oyster theme up to version 4.4.3.
Details
- CWE(s)