Vulnerability · Published Mar 25, 2026 · Assigned by Patchstack
CVE-2026-24989WordPress SUMO Affiliates Pro plugin < 11.4.0 - PHP Object Injection vulnerability
Critical 9.8
In plain English
A critical-severity unsafe deserialization in SUMO Affiliates Pro from FantasticPlugins. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.4%top 66.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| FantasticPlugins | SUMO Affiliates Pro | 0 – through 11.4.0 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H