CVE-2026-42740 PUBLISHED

WordPress Tainacan plugin <= 1.0.3 - SQL Injection vulnerability

Assigner: Patchstack
Reserved: 29.04.2026 Published: 27.05.2026 Updated: 27.05.2026

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in tainacan Tainacan tainacan allows Blind SQL Injection.This issue affects Tainacan: from n/a through <= 1.0.3.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
CVSS Score: 9.3

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	tainacan
Product	Tainacan
Versions	Default: unaffected affected from 0 to 1.0.3 (incl.)

Credits

hhhai | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/Wordpress/Plugin/tainacan/vulnerability/wordpress-tainacan-plugin-1-0-3-sql-injection-vulnerability?_s_id=cve

Problem Types

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') CWE

Impacts

Blind SQL Injection