CVE-2026-91998
🗓️ 15 Sep 2026 11:35:52Reported by VulnCheckType 
cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 69 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 8 |
|---|---|---|---|---|
 | CVE-2026-91998 | 15 Sep 202613:27 | – | circl |
 | CVE-2026-91998 Casdoor through 4.4.0 Cross-Organization User Administration via /api/mcp | 15 Sep 202611:35 | – | cvelist |
 | EUVD-2026-78438 | 15 Sep 202611:35 | – | euvd |
 | CVE-2026-91998 | 15 Sep 202611:35 | – | mend |
 | CVE-2026-91998 | 15 Sep 202612:17 | – | nvd |
 | PT-2026-91938 | 15 Sep 202600:00 | – | ptsecurity |
 | CVE-2026-91998: Incorrect Authorization | 15 Sep 202600:00 | – | rapid7 |
 | CVE-2026-91998 Casdoor through 4.4.0 Cross-Organization User Administration via /api/mcp | 15 Sep 202611:35 | – | vulnrichment |
[
{
"vendor": "casdoor",
"product": "casdoor",
"packageURL": "pkg:github/casdoor/casdoor",
"defaultStatus": "unaffected",
"versions": [
{
"version": "0",
"lessThanOrEqual": "4.4.0",
"status": "affected",
"versionType": "semver"
}
],
"repo": "https://github.com/casdoor/casdoor"
}
]| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| clientId | header | /api/mcp | Authorization bypass on /api/mcp: attackers using any application's clientId and clientSecret can gain unrestricted user-admin access across all organizations; can enumerate users, create administrator accounts, modify existing users, and delete them. | CWE-863 |
| clientSecret | header | /api/mcp | Authorization bypass on /api/mcp: attackers using any application's clientId and clientSecret can gain unrestricted user-admin access across all organizations; can enumerate users, create administrator accounts, modify existing users, and delete them. | CWE-863 |
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24 Sep 2026 14:22Current
5.8Medium risk
Vulners AI Score5.8
CVSS 49.4
CVSS 3.19.9
EPSS0.00592
SSVC