Hermes WebUI before 0.51.368 contains an authorization bypass vulnerability in the get_profile_cookie() function that accepts unauthenticated profile names from the hermes_profile cookie. An authenticated attacker can forge the hermes_profile cookie value to bypass profile-scoped authorization checks and access sessions, files, and resources across different profiles.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-565"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53871.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "0.51.368"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
},
{
"original_tag": "v0.51.368",
"range": [
{
"fixed": "9e96f5f6adf93b6d1e27ebddfb4d2833ca06ff3b"
}
],
"source": "REFERENCES_TAG"
},
{
"range": [
{
"fixed": "9e96f5f6adf93b6d1e27ebddfb4d2833ca06ff3b"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"introduced": "0"
},
{
"fixed": "0.51.368"
}
],
"source": "DESCRIPTION"
}
]
}