CVE-2026-4751

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2026-4751
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4751.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-4751
Downstream
Published
2026-03-24T05:37:44.416Z
Modified
2026-07-08T08:14:30.808398713Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
NULL Pointer Dereference in tmate-io tmate
Details

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

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4751.json",
    "cna_assigner": "GovTech CSG",
    "cwe_ids": [
        "CWE-476"
    ]
}
References

Affected packages

Git / github.com/tmate-io/tmate

Affected ranges

Type
GIT
Repo
https://github.com/tmate-io/tmate
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
5e00bfa5e137e76c81888727712ced2b3fd99f5b
Database specific 
{
    "source": [
        "AFFECTED_FIELD",
        "DESCRIPTION"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.4.0"
        }
    ]
}

Affected versions

1.*
1.8
1.8.10
1.8.3
1.8.4
1.8.5
1.8.6
1.8.7
1.8.8
1.8.9
1.8.9a
2.*
2.2.0
2.2.1
2.3.0
2.3.1
Other
base
to_copy

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4751.json"