GitPython before 3.1.59 contains an arbitrary file read vulnerability in TagReference.create() where a positional reference parameter bypasses the unsafe option guard. Attackers can supply a reference value like --file= to read arbitrary files, with contents returned in the annotated tag message.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-73"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/78xxx/CVE-2026-78679.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "3.1.59"
}
],
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
]
}