CVE-2025-26917

High

Published: 03 March 2025

Published

03 March 2025

Modified

29 April 2026

KEV Added

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Patch

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CVSS Score 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

EPSS Score 0.0020 42.1th percentile

Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-26917 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Hasthemes Wp Templata. 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 42.1th 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

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190) and 1 other technique. What defenders deploy: see the NIST 800-53 controls recommended below.

Threat & Defense Details

Mitigating Controls (NIST 800-53 r5)AI

SI-10 Information Input Validation good match

prevent

Enforces validation of user inputs at web entry points like forms or URLs, directly preventing injection of malicious scripts in reflected XSS attacks.

SI-15 Information Output Filtering good match

prevent

Filters and encodes information outputs during web page generation to neutralize executable scripts before browser rendering, comprehensively mitigating reflected XSS.

SI-2 Flaw Remediation good match

prevent

Requires identification, reporting, and correction of flaws like this plugin vulnerability through timely patching, eliminating the root cause of the XSS issue.

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 →

Why these techniques?

Reflected XSS in public-facing WordPress plugin directly enables T1190 (exploiting the web app via crafted input) and facilitates T1566.002 (delivery via malicious links that reflect the script).

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

NVD Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in HasThemes WP Templata wptemplata allows Reflected XSS.This issue affects WP Templata: from n/a through <= 1.0.7.

Deeper analysisAI

CVE-2025-26917 is an Improper Neutralization of Input During Web Page Generation vulnerability, manifesting as a Reflected Cross-site Scripting (XSS) issue under CWE-79. It affects the WP Templata plugin (wptemplata) developed by HasThemes for WordPress, impacting all versions from n/a through 1.0.7 inclusive. The vulnerability was published on 2025-03-03.

With 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), the flaw is exploitable over the network with low attack complexity and no privileges required, though it demands user interaction. Remote attackers can trick authenticated or unauthenticated users into interacting with maliciously crafted links or inputs that reflect executable scripts in the browser, leveraging the changed scope to impact the site's security context and achieve low confidentiality, integrity, and availability effects.

The Patchstack advisory (https://patchstack.com/database/Wordpress/Plugin/wptemplata/vulnerability/wordpress-wp-templata-plugin-1-0-7-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve) documents this reflected XSS in WP Templata version 1.0.7, advising practitioners to monitor for vendor patches or updates to mitigate exposure.