What’s Vulnerable › Vulnerabilities

CVE-2026-82684: Tycon Systems TPDIN-Monitor-WEB3 Missing Authorization

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-04 · updated 2026-09-08
• Weakness: CWE-862

Description

Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a Missing Authorization vulnerability. This could allow an attacker to extract system credentials, configurations, or flash contents.

Affected products

• Tycon Systems TPDIN-Monitor-WEB3: through 2.2.9

References

• https://firm.tyconsystems.com/tpdin-monitor-web3-v2/TPDIN-MONITOR-WEB3-V2_v2.4.2.tfw
• https://firm.tyconsystems.com/tpdin-monitor-web3-v2/TPDIN-MONITOR-WEB3-V2_v2.4.2T.hex
• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-246-08.json
• https://www.cisa.gov/news-events/ics-advisories/icsa-26-246-08

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