Vulnerability-Lookup

GHSA-CV5X-2GG8-4HC7

Vulnerability from github – Published: 2026-07-23 18:31 – Updated: 2026-07-23 18:31

Details

Logto does not enforce locally configured MFA during SSO authentication, allowing users to bypass second-factor requirements and grants unauthorized access.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-15616"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-23T16:17:14Z",
    "severity": null
  },
  "details": "Logto does not enforce locally configured MFA during SSO authentication, allowing users to bypass second-factor requirements and grants unauthorized access.",
  "id": "GHSA-cv5x-2gg8-4hc7",
  "modified": "2026-07-23T18:31:44Z",
  "published": "2026-07-23T18:31:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-15616"
    },
    {
      "type": "WEB",
      "url": "https://github.com/logto-io/logto/blob/ea3ede35028dfd0bbb6d7b239623ce0e7f6cdff8/packages/core/src/routes/experience/classes/experience-interaction.ts#L538-L540"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-15616 (GCVE-0-2026-15616)

Vulnerability from cvelistv5 – Published: 2026-07-23 15:43 – Updated: 2026-07-23 15:43

Title

Local MFA not enforced during SSO sign-in

Summary

Logto does not enforce locally configured MFA during SSO authentication, allowing users to bypass second-factor requirements and grants unauthorized access.

Severity

No CVSS data available.

CWE

CWE-308 Use of Single-factor Authentication

Assigner

certcc

References

1 reference

URL	Tags
https://github.com/logto-io/logto/blob/ea3ede3502…

Impacted products

1 product

Vendor	Product	Version
Logto	Logto	Affected: 1.19.0 , ≤ 1.37.1 (custom)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Logto",
          "vendor": "Logto",
          "versions": [
            {
              "lessThanOrEqual": "1.37.1",
              "status": "affected",
              "version": "1.19.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Logto does not enforce locally configured MFA during SSO authentication, allowing users to bypass second-factor requirements and grants unauthorized access."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-308 Use of Single-factor Authentication",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-23T15:43:03.647Z",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "url": "https://github.com/logto-io/logto/blob/ea3ede35028dfd0bbb6d7b239623ce0e7f6cdff8/packages/core/src/routes/experience/classes/experience-interaction.ts#L538-L540"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Local MFA not enforced during SSO sign-in",
      "x_generator": {
        "engine": "VINCE 3.0.43",
        "env": "prod",
        "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-15616"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2026-15616",
    "datePublished": "2026-07-23T15:43:03.647Z",
    "dateReserved": "2026-07-13T16:14:31.396Z",
    "dateUpdated": "2026-07-23T15:43:03.647Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Detection rules are retrieved from Rulezet.

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.

Action not permitted

GHSA-CV5X-2GG8-4HC7

CVE-2026-15616 (GCVE-0-2026-15616)

Tags

Sightings

Nomenclature