Drupal Gutenberg up to 2.14.x/3.0.6 improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.75+

Summaryinfo

A vulnerability classified as problematic was found in Drupal Gutenberg up to 2.14.x/3.0.6. This affects an unknown part. Executing a manipulation can lead to improper authorization. This vulnerability appears as CVE-2026-107263. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Drupal Gutenberg up to 2.14.x/3.0.6. It has been declared as problematic. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. CVE summarizes:

Incorrect Authorization vulnerability in Drupal Gutenberg allows Forceful Browsing. This issue affects Gutenberg versions: from 0.0.0 to 2.15.0, from 3.0.0 to 3.0.7.

The advisory is shared for download at drupal.org. This vulnerability was named CVE-2026-107263 since 10/07/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1548.002.

Upgrading to version 2.15.0 or 3.0.7 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Gutenberg 2.15.0/3.0.7

Timelineinfo

10/07/2026 CVE reserved
10/30/2026 +23 days Advisory disclosed
10/30/2026 +0 days VulDB entry created
10/30/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: drupal.org

Advisory: drupal.org
Status: Confirmed

CNA: drupal
CVE: CVE-2026-107263 (🔒)

GCVE (CVE): GCVE-0-2026-107263
GCVE (VulDB): GCVE-100-428848

Entryinfo

Created: 10/30/2026 04:32
Changes: 10/30/2026 04:32 (54)
Complete: 🔍
Cache ID: 216::103

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