CVE-2026-105805
Received Received - Intake

Information Disclosure in Payload CMS

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: GitHub, Inc.

Description
Payload is a free and open source headless content management system. In versions before 3.88.0 and canary versions before 4.0.0-canary.27, an untrusted user who can query a readable collection, control its sorting, and select a protected field as the sort parameter can infer limited information about field values the user cannot read. This issue is fixed in versions 3.88.0 and 4.0.0-canary.27.

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
CVE-2026-105805
EUVD
EUVD-2026-93464

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
payloadcms payload < 3.88.0
payloadcms payload >= 4.0.0-canary.0, < 4.0.0-canary.27

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

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Executive Summary

Payload CMS versions before 3.88.0 and canary versions before 4.0.0-canary.27 have an information disclosure vulnerability. An untrusted user can infer limited information about protected field values by querying a readable collection, controlling its sorting, and selecting a protected field as the sort parameter.

Detection Guidance

Detection requires checking Payload CMS versions before 3.88.0 or canary versions before 4.0.0-canary.27. Verify installed version via package manager or admin panel. If vulnerable, update to patched versions immediately.

Impact Analysis

This vulnerability may allow unauthorized users to learn partial details about sensitive data they are not permitted to access, potentially leading to data exposure or further exploitation if combined with other vulnerabilities.

Compliance Impact

This vulnerability could violate compliance requirements for data protection and privacy, such as GDPR or HIPAA, by enabling unauthorized access to sensitive information, potentially resulting in legal penalties or reputational damage.

Mitigation Strategies

Update Payload CMS to version 3.88.0 or later for stable releases, or to version 4.0.0-canary.27 or later for canary releases. This addresses the sorting-based information leakage vulnerability.

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