Output Escaping Vulnerability in Crafty Controller Audit Logs
CVE-2026-18516

9.6CRITICAL

Key Information:

Vendor: Arcadia Technology, Llc
Status: Crafty Controller
Vendor: CVE Published:; 16 October 2026

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What is CVE-2026-18516?

An output escaping vulnerability in the Audit Logs component of Crafty Controller allows a remote, unauthenticated attacker to execute persistent cross-site scripting (XSS) attacks through improper handling of HTTP header inputs. This vulnerability can lead to unauthorized data manipulation and user session hijacking.

Affected Version(s)

Crafty Controller 0 <= 4.10.8

References

https://gitlab.com/crafty-controller/crafty-4/-/work_item...

CVSS V3.1

Score:

9.6

Severity:

CRITICAL

Confidentiality:

High

Integrity:

High

Availability:

High

Attack Vector:

Network

Attack Complexity:

Low

Privileges Required:

None

User Interaction:

Required

Scope:

Changed

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Oct 16, 2026
Vulnerability Reserved
Jul 31, 2026

Credit

Thank you to [0x90](https://0x90.sh/) on GitLab for reporting this issue.

CVE-2026-18516 Data

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