Cyber Resilience

CVE-2025-49249

High

Published: 22 January 2026

Published
22 January 2026
Modified
27 April 2026
KEV Added
—
Patch
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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-2025-49249 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 Browser Session Hijacking (T1185); 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-2025-49249 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, affecting the ApusTheme Drone WordPress theme. This issue impacts Drone versions from an unspecified starting point through 1.40 inclusive. The vulnerability has a CVSS v3.1 base score of 7.1, reflecting its potential severity in web environments.

Attackers can exploit this vulnerability remotely over the network (AV:N) with low attack complexity (AC:L), requiring no privileges (PR:N) but user interaction such as clicking a malicious link (UI:R). Exploitation changes scope (S:C), allowing limited impacts on confidentiality, integrity, and availability (C:L/I:L/A:L), typically enabling script execution in the victim's browser to steal session data, perform actions on behalf of the user, or deface content.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/drone/vulnerability/wordpress-drone-theme-1-40-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve details this Reflected XSS vulnerability in the Drone theme version 1.40 and provides guidance on mitigation for affected WordPress installations.

EU & UK References

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ApusTheme Drone drone allows Reflected XSS.This issue affects Drone: from n/a through <= 1.40.

CWE(s)
CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1185 Browser Session Hijacking Collection
Adversaries may take advantage of security vulnerabilities and inherent functionality in browser software to change content, modify user-behaviors, and intercept information as part of various browser session hijacking techniques.
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 →
T1491.002 External Defacement Impact
An adversary may deface systems external to an organization in an attempt to deliver messaging, intimidate, or otherwise mislead an organization or users.
attack.mitre.org →
Why these techniques?

Reflected XSS directly enables arbitrary client-side script execution, facilitating browser session hijacking (T1185), web session cookie theft (T1539), and external defacement (T1491.002) as explicitly described in the CVE.

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

CVEs Like This One

CVE-2026-24837Shared CWE-79
CVE-2026-26022Shared CWE-79
CVE-2026-32277Shared CWE-79
CVE-2026-35035Shared CWE-79
CVE-2026-46367Shared CWE-79
CVE-2025-25102Shared CWE-79
CVE-2025-26918Shared CWE-79
CVE-2025-67923Shared CWE-79
CVE-2026-27655Shared CWE-79
CVE-2026-30919Shared 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 web page generation, blocking the reflected XSS payload in the Drone theme.

SI-15 Information Output Filtering good match
prevent

Requires filtering of information output to remove or encode script content, preventing execution of attacker-supplied reflected XSS in the victim's browser.

SI-3 Malicious Code Protection partial match
preventdetect

Provides mechanisms to detect and block malicious code (including script payloads) delivered via web requests or responses.

References