High severity · published Oct 7, 2026
CVE-2026-42721
WordPress affiliate-toolkit plugin <= 3.9.1 - SQL Injection vulnerability
7.6
CVSS
0.2%
EPSS
No
On KEV
Description
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in SERVIT Software Solutions affiliate-toolkit affiliate-toolkit-starter allows Blind SQL Injection.This issue affects affiliate-toolkit: from n/a through 3.9.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
affiliate-toolkit · SERVIT Software Solutions
through 3.9.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-42721
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-42721
vdb-entry
https://patchstack.com/database/wordpress/plugin/affiliate-toolkit-starter/vulnerability/wordpress-affiliate-toolkit-plugin-3-9-1-sql-injection-vulnerability?_s_id=cve
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