A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by attackers able to provide a _service file to execute code as the source service or the local user checking out the malicious services
{
"cna_assigner": "suse",
"cwe_ids": [
"CWE-78"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56004.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "0.12.4"
}
],
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
]
}