CVE-2026-114704

HIGH 7.2

WordPress Relevanssi plugin <= 4.28.4 - PHP Object Injection vulnerability

CVSS Score

7.2

EPSS Score

0.0%

EPSS Percentile

0th

Deserialization of Untrusted Data vulnerability in Christoph Vielgrader Relevanssi relevanssi allows Object Injection.This issue affects Relevanssi : from n/a through 4.28.4.

CWE	CWE-502
Vendor	christoph vielgrader
Product	relevanssi
Published	Oct 24, 2026
Last Updated	Oct 24, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Christoph Vielgrader / Relevanssi

0 ≤ 4.28.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/relevanssi/vulnerability/wordpress-relevanssi-plugin-4-28-4-php-object-injection-vulnerability?_s_id=cve

Credits

Ananda Dhakal (Patchstack)