CVE-2026-77800
Authentication bypass vulnerability
ManageEngine Key Manager Plus versions before 7151 are vulnerable to a SAML authentication bypass that allows attackers to log in using SAML assertions meant for another service provider.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Authentication bypass vulnerability
ManageEngine Key Manager Plus versions before 7151 are vulnerable to a SAML authentication bypass that allows attackers to log in using SAML assertions meant for another service provider.
- Record
CVE-2026-77800- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L - Weakness
- CWE-304
- Updated
- 2026-11-04
EUVDEUVD-2026-115675
ManageEngine Key Manager Plus versions before 7151 are vulnerable to a SAML authentication bypass that allows attackers to log in using SAML assertions meant for another service provider.
- Record
EUVD-2026-115675- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L - Updated
- 2026-11-04
GitHub AdvisoriesGHSA-vxjg-c5j8-2q49
ManageEngine Key Manager Plus versions before 7151 are vulnerable to a SAML authentication bypass...
ManageEngine Key Manager Plus versions before 7151 are vulnerable to a SAML authentication bypass that allows attackers to log in using SAML assertions meant for another service provider.
- Record
GHSA-vxjg-c5j8-2q49- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L - Weakness
- CWE-304
- Updated
- 2026-11-03
NVD
ManageEngine Key Manager Plus versions before 7151 are vulnerable to a SAML authentication bypass that allows attackers to log in using SAML assertions meant for another service provider.
- Record
CVE-2026-77800- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L - Weakness
- CWE-304
- Updated
- 2026-11-04
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | NVD | |
| published | EUVD | |
| published | EUVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-77800 is a high vulnerability (CVSS 7.7) in Zohocorp Manageengine Key Manager Plus, published November 3, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.96%, the 61st percentile. No source names a fixed version.