CVE-2025-26868
Published: 25 February 2025
Summary
CVE-2025-26868 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 Exploitation for Client Execution (T1203); ranked at the 29.2th 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).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
Directly mitigates reflected XSS by requiring output filtering to prevent injection of arbitrary scripts during web page generation in the victim's browser.
Enforces input validation at entry points to neutralize untrusted user input before it is reflected in dynamically generated web pages.
Requires timely remediation of the specific improper neutralization flaw in Fast Flow plugin versions through 1.2.16.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Reflected XSS directly enables arbitrary JavaScript execution in the victim's browser (T1059.007) via client application exploitation (T1203) and facilitates session hijacking through cookie theft (T1539).
NVD Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in fastflow Fast Flow fast-flow-dashboard allows Reflected XSS.This issue affects Fast Flow: from n/a through <= 1.2.16.
Deeper analysisAI
CVE-2025-26868 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the Fast Flow fast-flow-dashboard WordPress plugin. This issue affects all versions of Fast Flow from n/a through 1.2.16. The vulnerability was published on 2025-02-25 and carries a CVSS v3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L).
Attackers can exploit this vulnerability remotely over the network with low attack complexity and no required privileges, though it necessitates user interaction such as clicking a malicious link. Upon successful exploitation, adversaries can inject and execute arbitrary scripts in the victim's browser context due to the changed scope (S:C), potentially compromising low levels of confidentiality, integrity, and availability, such as session hijacking or data theft from the affected user.
Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/fast-flow-dashboard/vulnerability/wordpress-fast-flow-plugin-1-2-16-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.
Details
- CWE(s)