CVE-2026-38651
HIGH
8,2
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: low
Availability: none
Description
AI Translation Available
Authentication Bypass vulnerability exists in Netmaker versions prior to 1.5.0. The VerifyHostToken function in logic/jwts.go fails to validate the JWT signature when verifying host tokens. An attacker can forge a JWT signed with any arbitrary key and use it to impersonate any host in the network, gaining access to sensitive information
EPSS (Exploit Prediction Scoring System)
Trend Analysis
EPSS (Exploit Prediction Scoring System)
Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.
EPSS Score
0,0003
Percentile
0,1th
Updated
EPSS Score Trend (Last 2 Days)
347
Improper Verification of Cryptographic Signature
DraftCommon Consequences
Security Scopes Affected:
Access Control
Integrity
Confidentiality
Potential Impacts:
Gain Privileges Or Assume Identity
Modify Application Data
Execute Unauthorized Code Or Commands
Applicable Platforms
All platforms may be affected
https://www.zyenra.com/advisories/netmaker-jwt-verification-bypass/
https://www.zyenra.com/blog/netmaker-jwt-verification-bypass
https://github.com/gravitl/netmaker/commit/5309aa70d464ef565911369714d661a61481…
https://www.zyenra.com/advisories/netmaker-jwt-verification-bypass
https://www.zyenra.com/blog/netmaker-jwt-verification-bypass