What is the CVSS score of CVE-2026-81166?

CVE-2026-81166 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. EPSS exploitation probability: 0.3%.

Is there a patch available for CVE-2026-81166?

Yes, a patch is available for CVE-2026-81166. Update the affected software to the latest version immediately.

Digital Signage Framework CVE-2026-81166

EUVD-2026-70002 MEDIUM

Missing Authorization (CWE-862)

2026-09-02 drupal

GHSA-48gj-ccg4-crvr

Drupal Digital Signage Framework

5.3

CVSS 3.1 · Vendor: drupal

Severity by source

Vendor (drupal) PRIMARY

5.3 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

vuln.today AI

5.3 MEDIUM

Network-accessible with no auth requirement for read-only access to restricted routes; zero integrity or availability impact confirmed by description and vendor CVSS.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (drupal).

CVSS VectorVendor: drupal

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

Metadata Corrected

Sep 02, 2026 - 20:40 vuln.today

tag: Authentication Bypass removed

Analysis Generated

Sep 02, 2026 - 19:41 vuln.today

CVSS changed

Sep 02, 2026 - 19:22 NVD

5.3 (MEDIUM)

Patch available

Sep 02, 2026 - 14:17 EUVD

CVE Published

Sep 02, 2026 - 12:32 cve.org

UNKNOWN (no severity yet)

DescriptionCVE.org

Missing Authorization vulnerability in Drupal Digital Signage Framework allows Forceful Browsing. This issue affects Digital Signage Framework versions: from 0.0.0 to 2.6.1.

AnalysisAI

Unauthenticated forceful browsing in Drupal's Digital Signage Framework (versions 0.0.0 through 2.6.0) exposes restricted module endpoints without any authorization check, allowing remote attackers to read content or configuration data that Drupal's permission system was intended to protect. The root cause is CWE-862 (Missing Authorization) - affected URL routes are served without verifying the requester's Drupal role or permission grants. …

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Attack ChainAIDerived

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Vulnerability AssessmentAI

Exploitation	No special server-side configuration is required beyond the Digital Signage Framework module (versions 0.0.0-2.6.0) being installed and enabled on a Drupal site reachable over a network. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	The CVSS 5.3 Medium vector (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) is an accurate characterization of the real-world risk profile. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation	Upgrade the Digital Signage Framework Drupal module to version 2.6.1 or later, as documented in Drupal Security Advisory SA-contrib-2026-109 (https://www.drupal.org/sa-contrib-2026-109). … Detailed patch versions, workarounds, and compensating controls in full report.