CISA added CVE-2023-4346 affecting KNX Association KNX Protocol Connection Authorization Option 1 to its Known Exploited Vulnerabilities catalog on 2026-07-15. Federal agencies must finish remediation by 2026-07-29. The overly restrictive account lockout mechanism could let attackers purge devices and set a BCU key when extra security options remain disabled, so organizations must apply vendor mitigations under BOD 26-04.

Corrected source_url search parameter from unrelated Oracle CVE-2026-46817 to the article’s KNX CVE-2023-4346.
The flaw could allow an attacker to purge all devices without additional security options enabled and set a BCU key to lock the device.
It allows unauthenticated takeover of Oracle Payments.
Organizations running Oracle E-Business Suite must treat this as an immediate priority given confirmed exploitation and the tight three-day remediation window for federal systems.
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Microsoft has disclosed CVE-2026-83947, a CVSS 7.7 HIGH spoofing vulnerability in Azure Event Grid caused by missing authorization. Microsoft says it has already fully mitigated the cloud-service flaw and customers have nothing to do.
A critical vulnerability CVE-2026-77900 affects Microsoft Azure App Service for Linux with a CVSS score of 9.8. The flaw allows an unauthenticated attacker to execute code over the network. Microsoft says it has already fully mitigated the flaw; no customer action is needed.
Microsoft Dataverse is affected by critical vulnerability CVE-2026-88131, which allows remote code execution. The flaw scores 9.8 on CVSS; Microsoft says it has already fully mitigated it and customers have nothing to patch.
IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 contain critical authentication bypass flaw CVE-2026-16823. The NVD rates it 9.1 and warns of remote exploitation without credentials.
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