Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, a malformed multipart request body can cause multipart Content-Type processing to take an extremely long time, resulting in uncontrolled resource consumption. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

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

No data.

Advisories
Source ID Title
Github GHSA Github GHSA GHSA-2g7p-5934-q4w7 Payload: ReDoS in Multipart Content-Type Validation
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/payloadcms/payload/commit/0084bd51fb7742b26a88431bb84cb1696857e6dc cve-icon cve-icon
https://github.com/payloadcms/payload/releases/tag/v3.90.0 cve-icon cve-icon
https://github.com/payloadcms/payload/security/advisories/GHSA-2g7p-5934-q4w7 cve-icon cve-icon
History

Tue, 06 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 06 Oct 2026 16:45:00 +0000

Type Values Removed Values Added
Description Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, a malformed multipart request body can cause multipart Content-Type processing to take an extremely long time, resulting in uncontrolled resource consumption. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.
Title Payload: ReDoS in Multipart Content-Type Validation
Weaknesses CWE-1333
CWE-400
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-10-06T17:30:01.567Z

Reserved: 2026-10-05T23:06:29.748Z

Link: CVE-2026-105854

cve-icon Vulnrichment

Updated: 2026-10-06T17:29:56.831Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-06T17:17:21.290

Modified: 2026-10-06T20:03:40.690

Link: CVE-2026-105854

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-06T18:00:05Z

Weaknesses