B&R Industrial Automation APROL up to R 4.4-01P4 untrusted search path

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7$0-$5k1.77

Summaryinfo

A vulnerability, which was classified as critical, was found in B&R Industrial Automation APROL up to R 4.4-01P4. This impacts an unknown function. Executing a manipulation can lead to untrusted search path. This vulnerability is tracked as CVE-2026-6901. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in B&R Industrial Automation APROL up to R 4.4-01P4. This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a untrusted search path vulnerability. The CWE definition for the vulnerability is CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Untrusted Search Path vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5.

The advisory is available at br-cws-assets.de-fra-1.linodeobjects.com. This vulnerability was named CVE-2026-6901 since 04/23/2026. The exploitation appears to be difficult. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1574 by the MITRE ATT&CK project.

Upgrading to version R 4.4-01P5 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
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: Untrusted search path
CWE: CWE-426
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: APROL R 4.4-01P5

Timelineinfo

04/23/2026 CVE reserved
07/06/2026 +74 days Advisory disclosed
07/06/2026 +0 days VulDB entry created
07/06/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: br-cws-assets.de-fra-1.linodeobjects.com
Status: Confirmed

CVE: CVE-2026-6901 (🔒)
GCVE (CVE): GCVE-0-2026-6901
GCVE (VulDB): GCVE-100-376462

Entryinfo

Created: 07/06/2026 15:26
Changes: 07/06/2026 15:26 (53)
Complete: 🔍
Cache ID: 216::103

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