Flextype CMS through 1.0.0-alpha.3 accepts API authentication credentials through URL query string parameters in REST API routes. Attackers with access to web server, proxy, or monitoring logs can recover valid API token pairs that grant full API access.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

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No data.

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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/flextype/flextype cve-icon cve-icon
https://github.com/flextype/flextype/blob/v1.0.0-alpha.3/src/flextype/core/Endpoints/Api.php cve-icon cve-icon
https://github.com/flextype/flextype/issues/598 cve-icon cve-icon
https://www.vulncheck.com/advisories/flextype-cms-through-1.0.0-alpha.3-api-token-exposure-via-query-string cve-icon cve-icon
History

Thu, 10 Sep 2026 15:00:00 +0000

Type Values Removed Values Added
Description Flextype CMS through 1.0.0-alpha.3 accepts API authentication credentials through URL query string parameters in REST API routes. Attackers with access to web server, proxy, or monitoring logs can recover valid API token pairs that grant full API access.
Title Flextype CMS through 1.0.0-alpha.3 API Token Exposure via Query String
Weaknesses CWE-598
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-10T14:46:36.512Z

Reserved: 2026-09-10T11:28:50.297Z

Link: CVE-2026-88897

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-09-10T15:17:58.950

Modified: 2026-09-10T19:58:20.507

Link: CVE-2026-88897

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T18:30:09Z

Weaknesses