GitHub CLI (gh) is GitHub’s official command line tool. Prior to 2.97.0, some HTTP request URLs interpolate variable path components without percent encoding, allowing URL path metacharacters in attacker-controlled repository or resource values to make gh address a different API endpoint or resource than the user intended. This issue is fixed in version 2.97.0.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-22"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64653.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "2.97.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"range": [
{
"fixed": "0c2eea6338a2323cfff000160b9b5a56a38d2a06"
}
],
"source": "REFERENCES_COMMIT"
},
{
"original_tag": "v2.97.0",
"range": [
{
"fixed": "55dbb4dc6b7edb10b48e3d7fc5bccd32318d1b55"
}
],
"source": "REFERENCES_TAG"
}
]
}