Critical flaw in Issabel Framework enables remote attacks

A vulnerability in Issabel Framework allows attackers to execute system commands without authentication.

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The fact

The flaw CVE-2026-89026, rated 9.8 on the CVSS scale, is being actively exploited since its discovery.

Companies using this unified communications software are urged to apply patches immediately.

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Auto-synthesis from 1 media source · identified on September 16, 2026