In Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not a fatal error and can lead to privilege escalation.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35535.json",
"cwe_ids": [
"CWE-271"
],
"unresolved_ranges": [
{
"extracted_events": [
{
"fixed": "3e474c2f201484be83d994ae10a4e20e8c81bb69"
}
],
"source": "AFFECTED_FIELD"
},
{
"extracted_events": [
{
"fixed": "3e474c2"
}
],
"source": "DESCRIPTION"
}
],
"cna_assigner": "mitre"
}