VDB-403434 · CVE-2026-82764 · EUVD-2026-77218

Contec FXA5000 cross-site request forgery

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
4.3	$0-$5k	0.57

Summaryinfo

A vulnerability labeled as problematic has been found in Contec FXA5000, FXA5020, FXA5020-, FXE5000, FXE5000-, FXS5000-, FXS5021, FXE4000, FXE4000-WP, FXS4000, FXS4020, FXA3000, FXA3000-, FXA3020, FXA3020-, FXA3200, FXA3200-, FXE3000, FXE3000-, FXE3000-WP, FXS300-CN, SGA1000, RP-WAH-SR1, RP-WAH-SR2, RP-WAH-SR12, RP-WAH-SR22, ECE1000, ECE1020, ECS1020, Remote IO Coupler Unit CPSN-MCB271-*, O Coupler Unit CPSN-EOB471EI-1, Programmable Remote IO Coupler Unit CPSN-PCB271-S1-041, PC-HELPER Wireless IO DIO-0404RY-LWF and O DIO-0404RY-LWF-US. This impacts an unknown function. The manipulation results in cross-site request forgery. This vulnerability is cataloged as CVE-2026-82764. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Contec FXA5000, FXA5020, FXA5020-, FXE5000, FXE5000-, FXS5000-, FXS5021, FXE4000, FXE4000-WP, FXS4000, FXS4020, FXA3000, FXA3000-, FXA3020, FXA3020-, FXA3200, FXA3200-, FXE3000, FXE3000-, FXE3000-WP, FXS300-CN, SGA1000, RP-WAH-SR1, RP-WAH-SR2, RP-WAH-SR12, RP-WAH-SR22, ECE1000, ECE1020, ECS1020, Remote IO Coupler Unit CPSN-MCB271-*, O Coupler Unit CPSN-EOB471EI-1, Programmable Remote IO Coupler Unit CPSN-PCB271-S1-041, PC-HELPER Wireless IO DIO-0404RY-LWF and O DIO-0404RY-LWF-US. Affected is an unknown part. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. CVE summarizes:

Cross-site request forgery vulnerability exists in multiple Contec products. If a user views a specially crafted page while logged in to the affected product, unintended operations may be performed.

The advisory is available at contec.com. This vulnerability is traded as CVE-2026-82764 since 08/31/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/14/2026).

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-77218). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Contec

Name

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: 4.3
VulDB Meta Temp Score: 4.3

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

CNA Base Score: 4.3
CNA Vector (jpcert): 🔒

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

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

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/31/2026 CVE reserved
09/14/2026 +14 days Advisory disclosed
09/14/2026 +0 days VulDB entry created
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: contec.com
Status: Not defined

CVE: CVE-2026-82764 (🔒)
GCVE (CVE): GCVE-0-2026-82764
GCVE (VulDB): GCVE-100-403434
EUVD: 🔒

Entryinfo

Created: 09/14/2026 09:06
Updated: 09/14/2026 13:12
Changes: 09/14/2026 09:06 (71), 09/14/2026 13:12 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.