CVE•Published 2026-09-12•0 articles on news•4 live references•NVD data
CVE-2026-90647
Vulnerability data via NVD (ingested)
CVSS v3.1
7.4
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS percentile
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Weaknesses (CWE)
Description
ASE/Kalkitech ASE2000 V2 Communication Test Set 2.35 through 2.37 on Windows contains an improper certificate validation vulnerability in the IEC 60870-5-104 TLS client (Task Mode). This allows a network-positioned attacker to bypass certificate validation via a certificate with multiple simultaneous faults, enabling a Man-in-the-Middle attack on protected communications.
Timeline
Published 2026-09-12
Modified 2026-09-12
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-90647Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-90647Censys host search filtered to this CVE id.
grep.app
CVE-2026-90647Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-90647GitHub code search for direct mentions.
Google dork
"CVE-2026-90647" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (1)
We haven't classified any articles referencing CVE-2026-90647 yet. The external references above still apply.