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CVE-2026-4751

MEDIUM CVSS 3.1: 5.3 EPSS 0.04%
Updated Mar 24, 2026
Parameter Value
CVSS 5.3 (MEDIUM)
Affected Versions before 2.4.0.
Type CWE-476 (NULL Pointer Dereference)
Public PoC No

NULL Pointer Dereference vulnerability in tmate-io tmate.This issue affects tmate: before 2.4.0.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption

CVSS Vector v3.1

Weakness Type (CWE)

CWE-476 NULL Pointer Dereference

References 1

https://github.com/tmate-io/tmate/pull/328
cve_disclosure@tech.gov.sg
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