CVE-2025-49365

High

Published: 18 December 2025

Published

18 December 2025

Modified

27 April 2026

KEV Added

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Patch

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CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0042 32.9th percentile

Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-49365 is a high-severity PHP Remote File Inclusion (CWE-98) vulnerability. Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 32.9th 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-2 (Flaw Remediation).

Deeper analysis

CVE-2025-49365 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, referred to as PHP Remote File Inclusion, in the AncoraThemes Jack Well (jack-well) WordPress theme. It enables PHP Local File Inclusion and affects versions from n/a through 1.0.14.

Unauthenticated remote attackers can exploit this vulnerability over the network (AV:N) with high attack complexity (AC:H), no privileges required (PR:N), and no user interaction (UI:N). Successful exploitation can result in high impacts to confidentiality, integrity, and availability (C:H/I:H/A:H), with an unchanged scope (S:U), as reflected in its CVSS 3.1 base score of 8.1.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/jack-well/vulnerability/wordpress-jack-well-theme-1-0-14-local-file-inclusion-vulnerability?_s_id=cve details this Local File Inclusion vulnerability in the Jack Well WordPress theme version 1.0.14.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2025-204238

Vulnerability details

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in AncoraThemes Jack Well jack-well allows PHP Local File Inclusion.This issue affects Jack Well: from n/a through <= 1.0.14.

CWE(s): CWE-98

Related Threats

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 →

Why these techniques?

Unauthenticated remote exploitation of a file inclusion vulnerability in a public-facing WordPress theme directly maps to T1190: Exploit Public-Facing Application.

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