What’s Vulnerable › Vulnerabilities

CVE-2025-13926: Contemporary Controls BASC 20T Reliance on Untrusted Inputs in a Security Decision

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-09 · updated 2026-10-07
• Weakness: CWE-807

Description

An attacker could use data obtained by sniffing the network traffic to forge packets in order to make arbitrary requests to Contemporary Controls BASC 20T.

Affected products

• Contemporary Controls BASControl20: 3.1

References

• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-099-01.json
• https://www.ccontrols.com/support/contacttech.htm
• https://www.cisa.gov/news-events/ics-advisories/icsa-26-099-01

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