TI-2025-33400 Aliases CVE-2025-53454 GHSA-86fx-5m85-83qw

WordPress Ultimate WP Mail Plugin <= 1.3.8 - Cross Site Scripting (XSS) Vulnerability

LOW 29CWE-79Published 2025-09-22 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

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

Summary

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Ultimate WP Mail ultimate-wp-mail allows Stored XSS.This issue affects Ultimate WP Mail: from n/a through <= 1.3.8.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00283 20th 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
Rustaurius	Ultimate WP Mail	up to 1.3.8	—	No fix listed	CNA

Ultimate WP Mail VendorRustaurius Affected up to 1.3.8 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-53454
2026-10-03 Alias added: GHSA-86fx-5m85-83qw

References

Other 1

https://patchstack.com/database/Wordpress/Plugin/ultimate-wp-mail/vulnerability/wordpress-ultimate-wp-mail-plugin-1-3-8-cross-site-scripting-xss-vulnerability?_s_id=cve

TI-2025-01743 Front-End-Only-Users <= 3.2.32 - Unauthenticated Arbitrary File Upload CVSS 3.1CRITICAL 9.8
TI-2020-18897 Ultimate Reviews < 2.1.33 - PHP Object Injection CVSS 3.1CRITICAL 9.8
TI-2025-41653 WordPress Five Star Restaurant Reservations plugin <= 2.7.4 - Insecure Direct Object References (IDOR) vulnerability CVSS 3.1HIGH 8.6
TI-2026-21847 WordPress Five Star Business Profile and Schema plugin <= 2.3.19 - Arbitrary Code Execution vulnerability CVSS 3.1CRITICAL 9.1
TI-2025-30077 WordPress Front End Users plugin <= 3.2.35 - Broken Access Control vulnerability CVSS 3.1CRITICAL 9.8
TI-2025-06360 Missing authorization in Rustaurius Ultimate WP Mail CVSS 3.1HIGH 8.8

See all 33 →

Sources

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