OpenEMR before 8.5.0 contains a missing authorization vulnerability in InstallerController that allows any authenticated user to modify module administration settings without the admin/manage_modules permission. Low-privileged users such as Front Office clerks can POST to saveConfig, DeleteAcl, DeleteHooks and nickName actions to reconfigure or partially disable installed modules.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-862"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126457.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "8.5.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
}