VDB-399183 · CVE-2026-77847 · GCVE-0-2026-77847

Tycon Systems TPDIN-Monitor-WEB3 up to 2.2.9 hard-coded credentials

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.
5.8	$0-$5k	1.63

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Tycon Systems TPDIN-Monitor-WEB3 up to 2.2.9. This issue affects some unknown processing. Performing a manipulation results in hard-coded credentials. This vulnerability was named CVE-2026-77847. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Tycon Systems TPDIN-Monitor-WEB3 up to 2.2.9. It has been classified as problematic. This affects an unknown functionality. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. CWE is classifying the issue as CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. This is going to have an impact on confidentiality. The summary by CVE is:

Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a use of hard-coded credential vulnerability. This could allow an attacker to intercept sensitive information or credentials.

It is possible to read the advisory at firm.tyconsystems.com. This vulnerability is uniquely identified as CVE-2026-77847 since 09/01/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

Upgrading to version 2.4.2 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Tycon Systems

Name

TPDIN-Monitor-WEB3

Version

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: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (icscert): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: TPDIN-Monitor-WEB3 2.4.2

Timelineinfo

09/01/2026 CVE reserved
09/04/2026 +3 days Advisory disclosed
09/04/2026 +0 days VulDB entry created
09/04/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: firm.tyconsystems.com
Status: Confirmed

CVE: CVE-2026-77847 (🔒)
GCVE (CVE): GCVE-0-2026-77847
GCVE (VulDB): GCVE-100-399183

Entryinfo

Created: 09/04/2026 23:18
Changes: 09/04/2026 23:18 (74)
Complete: 🔍
Cache ID: 216::103