CVE-2026-22511

High

Published: 25 March 2026

Published

25 March 2026

Modified

24 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 0.0050 39.1th percentile

Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-22511 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 39.1th 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 RA-5 (Vulnerability Monitoring and Scanning) and SI-10 (Information Input Validation).

Deeper analysis

CVE-2026-22511 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, known as PHP Remote File Inclusion, that allows PHP Local File Inclusion in the Elated-Themes NeoBeat WordPress theme. This issue affects NeoBeat versions from n/a through 1.2 inclusive. The vulnerability is associated with CWE-98 and 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.

Unauthenticated attackers with network access can exploit this vulnerability remotely, though it requires high attack complexity and no user interaction. Successful exploitation enables local file inclusion, potentially allowing attackers to read sensitive local files or, depending on configuration, execute arbitrary code if PHP files are accessible.

Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Theme/neobeat/vulnerability/wordpress-neobeat-theme-1-2-local-file-inclusion-vulnerability?_s_id=cve, which documents the vulnerability in the WordPress NeoBeat theme version 1.2.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2026-15522

Vulnerability details

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in Elated-Themes NeoBeat neobeat allows PHP Local File Inclusion.This issue affects NeoBeat: from n/a through <= 1.2.

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?

CVE-2026-22511 is a local file inclusion vulnerability in a public-facing WordPress theme, directly enabling exploitation of a public-facing application (T1190) for remote code execution or file access.

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