Cyber Posture

CVE-2025-49249

High

Published: 22 January 2026

Published
22 January 2026
Modified
27 April 2026
KEV Added
Patch
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 0.0004 13.9th 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 13.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Threat & Defense at a Glance

What attackers do: exploitation maps to Browser Session Hijacking (T1185) and 2 other techniques.
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.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

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.
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.
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.
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

NVD Description

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.

Deeper analysisAI

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.

Details

CWE(s)

CVEs Like This One

CVE-2026-24837Shared CWE-79
CVE-2026-26022Shared CWE-79
CVE-2026-27070Shared CWE-79
CVE-2026-4108Shared CWE-79
CVE-2025-23429Shared CWE-79
CVE-2025-26585Shared CWE-79
CVE-2026-32277Shared CWE-79
CVE-2025-24558Shared CWE-79
CVE-2026-34560Shared CWE-79
CVE-2026-30919Shared CWE-79

References