TI-2023-02958 Aliases CVE-2023-3158 GHSA-29r3-gxrv-gr8r

Mail Control <= 0.2.8 - Unauthenticated Stored Cross-Site Scripting via Email Subject

LOW 33CWE-79Published 2023-07-12 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

The Mail Control plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an email subject in versions up to, and including, 0.2.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00605 49th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
rahalaboulfeth	Mail Control – Email Customizer, SMTP Deliverability, logging, open and click Tracking	up to 0.3.1	—	No fix listed	CNA

Mail Control – Email Customizer, SMTP Deliverability, logging, open and click Tracking Vendorrahalaboulfeth Affected up to 0.3.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:instareza:mail_control::::::wordpress::*	up to 0.2.8	Vulnerable	Instareza

cpe:2.3:a:instareza:mail_control:*:*:*:*:*:wordpress:*:* Versions up to 0.2.8 Vulnerable ·Instareza

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-3158
2026-10-03 Alias added: GHSA-29r3-gxrv-gr8r

References

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences