CVE-2018-25349CWE-79cross-site-scripting

CVE-2018-25349

Medium · published May 23, 2026

CVSS v3.1
6.1
EPSS
0%
Percentile
4.2
In the wild
Unconfirmed
What it is

userSpice 4.3.24 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the X-Forwarded-For HTTP header. Attackers can send crafted requests to the backup.php endpoint with XSS payloads in the X-Forwarded-For header that execute when administrators visit the audit log page.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00155 · 4.2th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-05-23T23:16Z
References (2)
https://www.exploit-db.com/exploits/44871 · [email protected]https://www.vulncheck.com/advisories/userspice-cross-site-scripting-via-x-forwarded-for-header · [email protected]
EPSS history
Timeline
  • 23 MAY 18:30Z
    userSpice 4.3.24 Cross-Site Scripting via X-Forwarded-For Header
    cvelistv5