CVE-2026-3706

LOW
2026-03-08 [email protected]
3.7
CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Mar 08, 2026 - 05:16 nvd
LOW 3.7

Tags

Information Disclosure

Description

A vulnerability was determined in mkj Dropbear up to 2025.89. Impacted is the function unpackneg of the file src/curve25519.c of the component S Range Check. This manipulation causes improper verification of cryptographic signature. The attack can be initiated remotely. The attack is considered to have high complexity. The exploitability is considered difficult. The exploit has been publicly disclosed and may be utilized. Patch name: fdec3c90a15447bd538641d85e5a3e3ac981011d. To fix this issue, it is recommended to deploy a patch.

Analysis

A vulnerability was determined in mkj Dropbear up to 2025.89. Impacted is the function unpackneg of the file src/curve25519.c of the component S Range Check. …

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Remediation

During next maintenance window: Apply vendor patches when convenient. Monitor vendor channels for updates.

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Priority Score

19
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +18
POC: 0

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CVE-2026-3706 vulnerability details – vuln.today
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