---
title: "CVE-2026-63498: Snipe-IT - Stored XSS"
description: "Snipe-IT < 8.7.0 contains a stored XSS caused by lack of safe-inline allowlist in the uploaded-files API endpoint, letting authenticated users execute JavaScript in victim's browser, exploit requires victim to open malicious attachment URL."
url: https://panop.io/threat-heartbeat/CVE-2026-63498/
---

# CVE-2026-63498 Snipe-IT - Stored XSS

Snipe-IT < 8.7.0 contains a stored XSS caused by lack of safe-inline allowlist in the uploaded-files API endpoint, letting authenticated users execute JavaScript in victim's browser, exploit requires victim to open malicious attachment URL.

CVSS base score 8.7 /10

High

CISA KEV

Not listed

Public exploit

Proof of concept available

Authentication

Required

EPSS

0.21% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-63498)

## Details

Type

Stored XSS

Impact

Client Script Exec, Information Disclosure

CVSS vector

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

Published

24 September 2026

Updated

15 October 2026

Weakness

[CWE-79](https://cwe.mitre.org/data/definitions/79.html)

## Vendor fix

Update to version 8.7.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-63498](https://nvd.nist.gov/vuln/detail/CVE-2026-63498)
- [https://github.com/grokability/snipe-it/releases/tag/v8.7.0](https://github.com/grokability/snipe-it/releases/tag/v8.7.0)
- [https://github.com/grokability/snipe-it/security/advisories/GHSA-396x-xmvh-p563](https://github.com/grokability/snipe-it/security/advisories/GHSA-396x-xmvh-p563)
- [https://github.com/grokability/snipe-it/commit/e929b31f0b183c5810bd2b833c1f6f643cbe5284](https://github.com/grokability/snipe-it/commit/e929b31f0b183c5810bd2b833c1f6f643cbe5284)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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