CVE-2026-7522

High

Published: 20 May 2026

Published

20 May 2026

Modified

20 May 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 0.0076 50.5th percentile

Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-7522 is a high-severity PHP Remote File Inclusion (CWE-98) vulnerability in Sigmaplugin (inferred from references). 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 49.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2026-31062

Vulnerability details

The Advanced Database Cleaner – Premium plugin for WordPress is vulnerable to Local File Inclusion in versions up to, and including, 4.1.0 via the 'template' parameter. This makes it possible for authenticated attackers, with Subscriber-level access and above, to include…

and execute arbitrary .php files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where .php file types can be uploaded and included.

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 →

T1505.003 Web Shell Persistence

Adversaries may backdoor web servers with web shells to establish persistent access to systems.

attack.mitre.org →

Why these techniques?

LFI in public-facing WordPress plugin directly enables exploitation of the app (T1190) and web shell deployment/execution via arbitrary PHP inclusion (T1505.003).

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