CVE-2026-22507

CriticalRCE

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 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0051 39.5th percentile

Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-22507 is a critical-severity Deserialization of Untrusted Data (CWE-502) vulnerability. Its CVSS base score is 9.8 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 39.5th 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-2026-22507 is a Deserialization of Untrusted Data vulnerability (CWE-502) in the AncoraThemes Beelove WordPress theme, which allows Object Injection. This issue affects Beelove versions from n/a through 1.2.6 and was published on 2026-03-25.

The vulnerability carries a CVSS v3.1 base score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), indicating it can be exploited by unauthenticated attackers remotely over the network with low complexity and no user interaction. Successful exploitation enables Object Injection, potentially resulting in high impacts to confidentiality, integrity, and availability.

The Patchstack advisory (https://patchstack.com/database/Wordpress/Theme/beelove/vulnerability/wordpress-beelove-theme-1-2-6-php-object-injection-vulnerability?_s_id=cve) documents this PHP Object Injection vulnerability specifically in Beelove theme version 1.2.6.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2026-15515

Vulnerability details

Deserialization of Untrusted Data vulnerability in AncoraThemes Beelove beelove allows Object Injection.This issue affects Beelove: from n/a through <= 1.2.6.

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?

Remote unauthenticated PHP object injection (deserialization) in a public-facing WordPress theme directly enables exploitation of public-facing applications.

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