CVE-2026-16644 - Vulnerability Details - OpenCVE

Incorrect Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.1.0.

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 0.00178.

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

Drupal

Webform REST

affected

Version	Status	Constraints
`0.0.0`	affected	< 4.1.0

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://www.drupal.org/sa-contrib-2026-087

History

Wed, 26 Aug 2026 19:30:00 +0000

Type	Values Removed	Values Added
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'}`

Tue, 25 Aug 2026 22:45:00 +0000

Type	Values Removed	Values Added
Description		Incorrect Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.1.0.
Title		Webform REST - Moderately critical - Access bypass - SA-CONTRIB-2026-087
Weaknesses		CWE-863
References		https://www.drupal.org/sa-contrib-2026-087

Projects

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MITRE

Status: PUBLISHED

Assigner: drupal

Published: 2026-08-25T22:21:51.345Z

Updated: 2026-08-26T18:40:31.903Z

Reserved: 2026-07-22T17:06:45.880Z

Link: CVE-2026-16644

Vulnrichment

Updated: 2026-08-26T18:39:51.438Z

NVD

Status : Received

Published: 2026-08-25T23:16:57.200

Modified: 2026-08-25T23:16:57.200

Link: CVE-2026-16644

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-26T01:30:16Z

Weaknesses

CWE-863

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