Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Front End Users allows Stored XSS. This issue affects Front End Users: from n/a through 3.2.30.

Classification

CVE ID: CVE-2025-26877

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Affected Products

Vendor: Rustaurius

Product: Front End Users

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 6.38% (scored less or equal to compared to others)

EPSS Date: 2025-03-26 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: partial

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-26877
https://patchstack.com/database/wordpress/plugin/front-end-only-users/vulnerability/wordpress-front-end-users-plugin-3-2-30-cross-site-scripting-xss-vulnerability?_s_id=cve

Timeline