CVE-2025-60046
Published: 18 December 2025
Summary
CVE-2025-60046 is a high-severity PHP Remote File Inclusion (CWE-98) vulnerability in Axiomthemes Heartstar. 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-2025-60046, published on 2025-12-18, is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, known as PHP Remote File Inclusion, that enables PHP Local File Inclusion in the HeartStar WordPress theme by axiomthemes. This issue affects HeartStar versions from n/a through 1.0.14 and is associated with CWE-98. The vulnerability carries a CVSS v3.1 base score of 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H), indicating high severity due to network accessibility and significant impacts on confidentiality, integrity, and availability.
Attackers can exploit this vulnerability remotely over the network without authentication or user interaction, though it requires high attack complexity. No privileges are needed, allowing unauthenticated remote actors to perform local file inclusion, potentially leading to unauthorized access to sensitive files, code execution, or further system compromise depending on the included files and server configuration.
Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/heartstar/vulnerability/wordpress-heartstar-theme-1-0-14-local-file-inclusion-vulnerability?_s_id=cve.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-204139
Vulnerability details
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in axiomthemes HeartStar heartstar allows PHP Local File Inclusion.This issue affects HeartStar: from n/a through <= 1.0.14.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
CVE-2025-60046 is a PHP Local File Inclusion vulnerability in a public-facing WordPress theme, directly enabling remote exploitation of a public-facing web application for unauthorized file access and potential code execution.
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Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly remediates the specific PHP Local File Inclusion flaw in HeartStar WordPress theme versions through <=1.0.14 by applying vendor patches or updates.
Validates user-supplied filenames in PHP include/require statements to block malicious local file inclusion paths.
Enforces secure PHP configuration settings like open_basedir restrictions to limit file access and mitigate LFI exploitation.