Vulnerability-Lookup

CVE-2026-77800 (GCVE-0-2026-77800)

Vulnerability from cvelistv5 – Published: 2026-11-03 05:10 – Updated: 2026-11-04 04:56

Title

Authentication bypass vulnerability

Summary

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.

Severity

7.7 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-11-03 00:00 UTC

CWE

CWE-304 - Missing critical step in authentication

Assigner

Zohocorp CNA under the mitre root

CNA scorecard C 73/100 over 54 records in the last 180 days details

References

1 reference

URL	Tags
https://www.manageengine.com/key-manager/advisory…

Impacted products

1 product

Vendor	Product	Version	CPE status
Zohocorp	ManageEngine Key Manager Plus	Affected: 0 , < 7151 (custom) cpe:2.3:a:zohocorp:manageengine_key_manager_plus::::::::

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-77800

Vulnerability from fkie_nvd - Published: 2026-11-03 05:18 - Updated: 2026-11-04 05:19

Severity

7.7 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

Summary

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.

References

	URL	Tags
	0fc0942c-577d-436f-ae8e-945763c79b02	https://www.manageengine.com/key-manager/advisory/cve-2026-77800.html

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "ManageEngine Key Manager Plus",
          "vendor": "Zohocorp",
          "versions": [
            {
              "lessThan": "7151",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
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    }
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    }
  ],
  "id": "CVE-2026-77800",
  "lastModified": "2026-11-04T05:19:02.020",
  "metrics": {
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GHSA-VXJG-C5J8-2Q49

Vulnerability from github – Published: 2026-11-03 06:31 – Updated: 2026-11-03 06:31

Details

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.

Severity

7.7 (High)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

Show details on source website

JSON

To clipboard

{
  "affected": [],
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    "CVE-2026-77800"
  ],
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      "CWE-304"
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  },
  "details": "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.",
  "id": "GHSA-vxjg-c5j8-2q49",
  "modified": "2026-11-03T06:31:13Z",
  "published": "2026-11-03T06:31:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-77800"
    },
    {
      "type": "WEB",
      "url": "https://www.manageengine.com/key-manager/advisory/cve-2026-77800.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
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      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L",
      "type": "CVSS_V3"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Action not permitted

CVE-2026-77800 (GCVE-0-2026-77800)

FKIE_CVE-2026-77800

GHSA-VXJG-C5J8-2Q49

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