CVE-2025-24777

HighRCE

Published: 16 July 2025

Published

16 July 2025

Modified

28 April 2026

KEV Added

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Patch

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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0034 56.8th percentile

Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-24777 is a high-severity Deserialization of Untrusted Data (CWE-502) vulnerability. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 43.2% of CVEs by exploit likelihood; 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-2025-24777 is a Deserialization of Untrusted Data vulnerability in the awethemes Hillter WordPress theme that allows Object Injection, mapped to CWE-502. This issue affects Hillter versions from n/a through 3.0.7. Published on 2025-07-16, it carries a CVSS v3.1 base score of 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), reflecting high severity due to its network accessibility, low complexity, and potential for significant impacts.

The vulnerability can be exploited by low-privileged remote attackers, such as authenticated WordPress users, requiring low attack complexity and no user interaction. Exploitation enables high confidentiality, integrity, and availability impacts, potentially allowing attackers to inject malicious objects during deserialization for severe compromise.

Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/wordpress/theme/hillter/vulnerability/wordpress-hillter-3-0-7-php-object-injection-vulnerability?_s_id=cve.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2025-21598

Vulnerability details

Deserialization of Untrusted Data vulnerability in awethemes Hillter allows Object Injection. This issue affects Hillter: from n/a through 3.0.7.

CWE(s): CWE-502

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?

Deserialization/object injection in public-facing WordPress theme directly enables remote exploitation by authenticated attackers for code execution or full compromise.

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