Authentication Bypass Vulnerability in Linux Foundation Magma Obsidian REST Component
CVE-2026-129360

6.9MEDIUM

Key Information:

Vendor

Linux
Status
Magma
Vendor
CVE Published:
15 November 2026

What is CVE-2026-129360?

A vulnerability has been discovered in the Linux Foundation's Magma software, specifically within the Obsidian REST component up to version 1.9.0. This weakness is attributed to improper handling of the X-Magma-Client-Cert-Serial parameter, which could potentially allow an attacker to bypass authentication mechanisms through spoofing. Since the attack can be executed remotely, it poses significant risks to users relying on this component for secure operations. The vendor was notified of this issue but has not responded to the communication.

Affected Version(s)

Magma 1.0

Magma 1.1

Magma 1.2

References

https://vuldb.com/vuln/437423
vdb-entrytechnical-description
https://vuldb.com/vuln/437423/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-129360
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

aymencdm (VulDB User)
VulDB CNA Team
.