CVE-2026-55466

Snipe-IT: Stored XSS via inline-served attachment

Published Jul 10, 2026 CVSS 4.0 · 6.2 Medium EPSS < 1% KEV · Not listed
Description
Snipe-IT is an IT asset/license management system. Prior to 8.6.2, UploadFileRequest sanitizes SVG content only when PHP finfo reports image/svg+xml and UploadedFilesController serves attachments inline without using StorageHelper::allowSafeInline(), allowing a low-privilege user to upload active XHTML or XML content that is later served same-origin and executes JavaScript in a viewer’s browser. This issue is fixed in version 8.6.2.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-jhph-5q74-pmfx Snipe-IT vulnerable to stored XSS via inline-served attachment
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 Grokability
Grokability snipe-it
Vendors & Products Grokability
Grokability snipe-it
Type Values Removed Values Added
Description Snipe-IT is an IT asset/license management system. Prior to 8.6.2, UploadFileRequest sanitizes SVG content only when PHP finfo reports image/svg+xml and UploadedFilesController serves attachments inline without using StorageHelper::allowSafeInline(), allowing a low-privilege user to upload active XHTML or XML content that is later served same-origin and executes JavaScript in a viewer’s browser. This issue is fixed in version 8.6.2.
Title Snipe-IT: Stored XSS via inline-served attachment
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 6.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jul 13, 2026, 6:22 PM
Reserved
Jun 16, 2026, 10:10 PM
Status
Analyzed
Published
Jul 10, 2026, 8:16 PM
Modified
Oct 25, 2026, 3:10 PM