CVE-2026-4496

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Source
https://cve.org/CVERecord?id=CVE-2026-4496
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4496.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-4496
Published
2026-03-20T18:32:13Z
Modified
2026-10-28T02:30:40Z
Severity
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Summary
sigmade Git-MCP-Server gitUtils.ts child_process.exec os command injection
Details

A vulnerability was found in sigmade Git-MCP-Server up to 785aa159f262a02d5791a5d8a8e13c507ac42880. Affected by this vulnerability is the function child_process.exec of the file src/gitUtils.ts of the component show_merge_diff/quick_merge_summary/show_file_diff. The manipulation results in os command injection. The attack must be initiated from a local position. The exploit has been made public and could be used. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. It is advisable to implement a patch to correct this issue. The vendor was contacted early about this disclosure but did not respond in any way.

Database specific 
{
    "cna_assigner":  "VulDB",
    "cwe_ids":  [
        "CWE-77",
        "CWE-78"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4496.json"
}
References

Affected packages

Git / github.com/sigmade/git-mcp-server

Affected ranges

Type
GIT
Repo
https://github.com/sigmade/git-mcp-server
Events
Introduced
785aa159f262a02d5791a5d8a8e13c507ac42880
Last Affected
785aa159f262a02d5791a5d8a8e13c507ac42880
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "785aa159f262a02d5791a5d8a8e13c507ac42880"
                },
                {
                    "last_affected":  "785aa159f262a02d5791a5d8a8e13c507ac42880"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        }
    ]
}

Affected versions

Other
785aa159f262a02d5791a5d8a8e13c507ac42880

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4496.json"