CVE-2026-15612 - Vulnerability Details - OpenCVE

Logto bypasses OIDC nonce validation when the nonce claim is absent from the id_token, enabling replay of authentication tokens and weakening session-binding.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00128.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Logto

Logto

affected

Version	Status	Constraints
`1.10.1`	affected	≤ 1.37.1

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/logto-io/logto/blob/ea3ede35028dfd0bbb6d7b239623ce0e7f6cdff8/packages/core/src/sso/OidcConnector/utils.ts#L175-L182

History

Mon, 27 Jul 2026 17:30:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-345
Metrics		cvssV3_1 `{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Sun, 26 Jul 2026 04:45:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-735

Thu, 23 Jul 2026 21:45:00 +0000

Type	Values Removed	Values Added
Description		Logto bypasses OIDC nonce validation when the nonce claim is absent from the id_token, enabling replay of authentication tokens and weakening session-binding.
Title		LOIDC nonce validation bypass
References		https://github.com/logto-io/logto/blob/ea3ede35028dfd0bbb6d7b239623ce0e7f6cdff8/packages/core/src/sso/OidcConnector/utils.ts#L175-L182

Projects

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MITRE

Status: PUBLISHED

Assigner: certcc

Published: 2026-07-23T15:45:27.100Z

Updated: 2026-07-27T16:37:08.498Z

Reserved: 2026-07-13T16:12:30.539Z

Link: CVE-2026-15612

Vulnrichment

Updated: 2026-07-27T16:36:58.696Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-07-26T04:30:05Z

Weaknesses

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