CVE-2026-16740
CRITICALCVE-2026-16740 is a critical-severity (CVSS 9.8) Missing Authentication vulnerability. No vendor fix is recorded yet; mitigation options are listed below.
Missing authentication for critical function vulnerability in TR7 Cyber Defense Inc. TR7 ASP on virtual appliance and TR7 Cyber Defense Inc. TR7 ASP on physical appliance allows…
Exploitation Status
No confirmed exploitation observed yet
- CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
- A successful exploit gives an attacker total control of the affected component, not partial access.
- CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.
Exploitation and automatability from CISA’s SSVC triage for CVE-2026-16740.
Description
Missing authentication for critical function vulnerability in TR7 Cyber Defense Inc. TR7 ASP on virtual appliance and TR7 Cyber Defense Inc. TR7 ASP on physical appliance allows OS Command Injection.
This issue affects TR7 ASP: from 1.0.40.236 before 1.0.1554.2331; TR7 ASP: from 1.6.42.239 before 1.6.1554.2331.
Detection & mitigation playbook
VulnerabilityDetect
Identify every host running the affected component and compare the installed build against the fixed version below — for source-built or distro-packaged software the version string, not a lockfile, is the source of truth (`dpkg -l`, `rpm -q`, or the binary's own `--version`).
Remediation status
No fixed release is recorded for CVE-2026-16740 yet. Track the upstream advisory, and apply the exposure-reduction steps below in the meantime.
Mitigate without a patch
Stop passing untrusted input into the interpreter or shell: call the affected binary with an argument array rather than a composed command string, reject anything outside a strict allowlist of expected values, and run the component under an account that cannot reach beyond the work it legitimately does.
Frequently Asked Questions
Is CVE-2026-16740 in your dependencies?
Find it across , including transitive dependencies.