CVE-2018-25349

userSpice 4.3.24 Cross-Site Scripting via X-Forwarded-For Header

Published May 23, 2026 CVSS 4.0 · 5.1 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Userspice
Userspice userspice
Vendors & Products Userspice
Userspice userspice
Type Values Removed Values Added
Description 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.
Title userSpice 4.3.24 Cross-Site Scripting via X-Forwarded-For Header
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 27, 2026, 4:10 PM
Reserved
May 23, 2026, 3:33 PM
Status
Deferred
Published
May 23, 2026, 7:16 PM
Modified
Oct 6, 2026, 10:10 PM