Unauthenticated Server-Side Request Forgery in MagicMirror² by MagicMirrorOrg
CVE-2026-42281

9.2CRITICAL

Key Information:

Vendor

Magicmirrororg

Status
Magicmirror
Vendor
CVE Published:
14 May 2026

What is CVE-2026-42281?

MagicMirror², an open-source smart mirror platform, contains a vulnerability in the /cors endpoint that allows unauthenticated attackers to exploit the system. By leveraging this flaw, attackers can force the server to make arbitrary HTTP requests to internal networks, exposing sensitive information and facilitating unauthorized access to cloud metadata services and localhost resources. Additionally, the endpoint's ability to expand environment variable placeholders poses a risk of secret information exfiltration. The vulnerability has been addressed in version 2.36.0.

Affected Version(s)

MagicMirror < 2.36.0

References

https://github.com/MagicMirrorOrg/MagicMirror/security/ad...
x_refsource_CONFIRM

CVSS V4

Score:
9.2
Severity:
CRITICAL
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.