Is CVE-2020-26167 actively exploited?

CVE-2020-26167 has no public evidence of in-the-wild exploitation as of 2025-05-30.

What is the CVSS score for CVE-2020-26167?

CVE-2020-26167 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2020-26167?

Patch guidance is available from thedaylightstudio security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-26167.

Which products are affected by CVE-2020-26167?

1 product: thedaylightstudio fuel cms.

Fix CVE-2020-26167 - CRITICAL thedaylightstudio fuel cms

Description

In FUEL CMS 11.4.12 and before, the page preview feature allows an anonymous user to take complete ownership of any account including an administrator one.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: NVD-CWE-noinfo

Metadata

Primary Vendor: THEDAYLIGHTSTUDIO
Published: 11/4/2020
Last Modified: 5/30/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2020-26167

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary