CVE-2026-24989

CRITICAL 9.8

WordPress SUMO Affiliates Pro plugin < 11.4.0 - PHP Object Injection vulnerability

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

Deserialization of Untrusted Data vulnerability in FantasticPlugins SUMO Affiliates Pro affs allows Object Injection.This issue affects SUMO Affiliates Pro: from n/a through < 11.4.0.

CWE	CWE-502
Vendor	fantasticplugins
Product	sumo affiliates pro
Published	Mar 25, 2026
Last Updated	Apr 28, 2026

Stay Ahead of the Next One

Get instant alerts for fantasticplugins sumo affiliates pro

Be the first to know when new critical vulnerabilities affecting fantasticplugins sumo affiliates pro are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

FantasticPlugins / SUMO Affiliates Pro

0 ≤ 11.4.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/affs/vulnerability/wordpress-sumo-affiliates-pro-plugin-11-4-0-php-object-injection-vulnerability?_s_id=cve

Credits

Phat RiO | Patchstack Bug Bounty Program