CVE-2026-55481
Snipe-IT: CSS Injection via `header_color` Setting
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.
INFO
Published Date :
July 10, 2026, 8:16 p.m.
Last Modified :
July 14, 2026, 3:17 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Snipe-IT to version 8.6.2.
- Disable Content Security Policy if not required.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-55481.
| URL | Resource |
|---|---|
| https://github.com/grokability/snipe-it/commit/c31190a128ec96fb34000a2f27eae198b1a51d40 | Patch |
| https://github.com/grokability/snipe-it/pull/19097 | Issue Tracking Patch |
| https://github.com/grokability/snipe-it/releases/tag/v8.6.2 | Release Notes |
| https://github.com/grokability/snipe-it/security/advisories/GHSA-w7qw-5wfv-gwx9 | Patch Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-55481 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-55481
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-55481 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-55481 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 14, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-55481', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-14T13:51:23.769509Z'} -
Initial Analysis by [email protected]
Jul. 14, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:snipeitapp:snipe-it:*:*:*:*:*:*:*:* versions up to (excluding) 8.6.2 Added Reference Type GitHub, Inc.: https://github.com/grokability/snipe-it/commit/c31190a128ec96fb34000a2f27eae198b1a51d40 Types: Patch Added Reference Type GitHub, Inc.: https://github.com/grokability/snipe-it/pull/19097 Types: Issue Tracking, Patch Added Reference Type GitHub, Inc.: https://github.com/grokability/snipe-it/releases/tag/v8.6.2 Types: Release Notes Added Reference Type GitHub, Inc.: https://github.com/grokability/snipe-it/security/advisories/GHSA-w7qw-5wfv-gwx9 Types: Patch, Vendor Advisory -
New CVE Received by [email protected]
Jul. 10, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'grokability', 'product': 'snipe-it', 'versions': [{'status': 'affected', 'version': '< 8.6.2'}]}] Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-79 Added Reference https://github.com/grokability/snipe-it/commit/c31190a128ec96fb34000a2f27eae198b1a51d40 Added Reference https://github.com/grokability/snipe-it/pull/19097 Added Reference https://github.com/grokability/snipe-it/releases/tag/v8.6.2 Added Reference https://github.com/grokability/snipe-it/security/advisories/GHSA-w7qw-5wfv-gwx9