Unauthenticated SQL Injection in Epayco Gateway by Epayco
CVE-2026-78260

9.3CRITICAL

Key Information:

Vendor

WordPress
Status
Epayco
Vendor
CVE Published:
27 August 2026

What is CVE-2026-78260?

An unauthenticated SQL injection vulnerability exists in the Epayco Gateway, specifically affecting versions up to 8.4.6. This flaw allows attackers to manipulate SQL queries, potentially leading to unauthorized access to sensitive data and severe ramifications for affected systems. It is crucial for users of the Epayco Gateway to implement the latest security patches to mitigate risks associated with this vulnerability.

Affected Version(s)

Epayco <= 8.4.6

References

https://patchstack.com/database/wordpress/plugin/epayco-g...
vdb-entry

CVSS V3.1

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Lee chul woong | Patchstack Bug Bounty Program
.