SQL Injection Vulnerability in Newsletter Plugin by Stefano Lissa
CVE-2025-67999

7.6HIGH

Key Information:

Vendor

WordPress
Status
Newsletter
Vendor
CVE Published:
16 December 2025

What is CVE-2025-67999?

The Newsletter plugin by Stefano Lissa has a vulnerability that allows for Blind SQL Injection due to improper neutralization of special elements used in SQL commands. This flaw can enable attackers to manipulate database queries, potentially leading to unauthorized access to sensitive information. Users of the affected versions should upgrade to ensure their systems remain secure and to mitigate risks associated with this vulnerability.

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Deploy the Patch

Affected Version(s)

Newsletter <= n/a

References

https://patchstack.com/database/Wordpress/Plugin/newslett...
vdb-entry

CVSS V3.1

Score:
7.6
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Doan Dinh Van | Patchstack Bug Bounty Program
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