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CVE-2026-61884: The web management interface of Tycon Systems TPDIN-Monitor-WEB2 does not perform server-side validation of credentials during the login process. By submitting empty values for b

criticalCVSS 9.8CVE-2026-61884
The web management interface of Tycon Systems TPDIN-Monitor-WEB2 does not perform server-side validation of credentials during the login process. By submitting empty values for both credential fields, an unauthenticated remote attacker can bypass the authentication check and establish a valid administrative session. This grants full access to device controls including power relay management, device reboot, remote access service configuration, and network settings, which could allow an attacker to disrupt connected infrastructure or cause physical damage to equipment.

Details

Source
NVD Recent CVEs (US · database · site)
Severity
critical — CVSS 9.8
Published
2026-07-24
Last updated
2026-07-30
Exploitation
Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-61884

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-61884coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for web management interface

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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