Contemporary Controls BASControl20 3.1 Network Traffic reliance on untrusted inputs in a security decision

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k1.81

Summaryinfo

A vulnerability was found in Contemporary Controls BASControl20 3.1. It has been rated as critical. Affected is an unknown function of the component Network Traffic Handler. Performing a manipulation results in reliance on untrusted inputs in a security decision. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is known as CVE-2025-13926. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Contemporary Controls BASControl20 3.1. It has been classified as critical. This affects an unknown function of the component Network Traffic Handler. The manipulation with an unknown input leads to a reliance on untrusted inputs in a security decision vulnerability. CWE is classifying the issue as CWE-807. The product uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an untrusted actor in a way that bypasses the protection mechanism. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An attacker could use data obtained by sniffing the network traffic to forge packets in order to make arbitrary requests to Contemporary Controls BASC 20T.

The weakness was published by Joseph Fields. The advisory is shared at ccontrols.com. This vulnerability is uniquely identified as CVE-2025-13926 since 12/02/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/09/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

Support

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (icscert): 🔒

CVSSv2info

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

Exploitinginfo

Class: Reliance on untrusted inputs in a security decision
CWE: CWE-807 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

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: 🔒

Timelineinfo

12/02/2025 CVE reserved
04/09/2026 +127 days Advisory disclosed
04/09/2026 +0 days VulDB entry created
04/09/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: ccontrols.com
Researcher: Joseph Fields
Status: Not defined

CVE: CVE-2025-13926 (🔒)
GCVE (CVE): GCVE-0-2025-13926
GCVE (VulDB): GCVE-100-356685

Entryinfo

Created: 04/09/2026 22:14
Changes: 04/09/2026 22:14 (75)
Complete: 🔍
Cache ID: 216:469:103

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