Security Flaw in Venueless Docker Image Exposes Uploaded SVG Files to JavaScript
CVE-2026-82838

6.4MEDIUM

Key Information:

Vendor

Pretix

Status
Venueless
Vendor
CVE Published:
31 August 2026

What is CVE-2026-82838?

A vulnerability exists in the Venueless Docker image that fails to properly validate SVG files, allowing the potential delivery of executable JavaScript content. This flawed implementation poses significant security risks, as it opens the door for Cross-Site Scripting (XSS) attacks. To mitigate this, a robust Content Security Policy has been established to safeguard the application from unauthorized script execution.

Affected Version(s)

venueless 0 < 7dff888

References

https://github.com/venueless/venueless/security/advisorie...

CVSS V4

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Vignesh M
.