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Other noteworthy stories that might have slipped under the radar: ICS device exposure remains flat as attack surface widens, Microsoft issues incident response playbook for AI, IBM and AT&T accused of hack cover-ups.

Industry professionals comment on various aspects of Fable 5, including dual-use capabilities, safeguards, and tiered access.

The hackers published 5GB of data, including customer personal information and credentials for the RTKBase platform.

The critical-severity OS command injection vulnerability allows attackers to execute arbitrary code with root privileges.

The browser refresh resolved critical and high-severity security defects, including a dozen use-after-free bugs.

An AI hacker claims to have achieved a prompt-based jailbreak shortly after Fable 5’s launch, but Anthropic says it’s not a real jailbreak.

Oracle has mitigated CVE-2026-35273, but it has not publicly confirmed the vulnerability’s in-the-wild exploitation.

Oracle has released mitigations for CVE-2026-35273, but it has not said whether it’s a zero-day exploited in ShinyHunters attacks.

As alert volumes outpace human capacity, organizations are turning to AI, automation, and deeper context to separate real threats from the noise.

The new BOD 26-04 requires agencies to review and update vulnerability management policies with a focus on KEV catalog entries.

Researchers say the OnyxC2 malware targets more than 200 applications and extensions while evading detection through encrypted payloads, DLL sideloading, and in-memory execution techniques.

Disclosed in March, the security defect enables unauthenticated attackers to write files to arbitrary locations on the system.

A PowerShell script included in patch files appears to be triggering false positives by multiple security engines.

Oracle PeopleSoft zero-day Oracle PeopleSoft zero-day

Oracle has mitigated CVE-2026-35273, but it has not publicly confirmed the vulnerability’s in-the-wild exploitation.

SOC SOC

As alert volumes outpace human capacity, organizations are turning to AI, automation, and deeper context to separate real threats from the noise.

Siemens cybersecurity Siemens cybersecurity

A PowerShell script included in patch files appears to be triggering false positives by multiple security engines.

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The company warned about zero-day attacks exploiting the Exchange Server vulnerability CVE-2026-42897 on May 14. 

Claroty researchers have analyzed the security of Vertiv UPS network cards and the Trane Tracer SC+ HVAC controller.

The company updated hosted customer instances to patch a security issue it reportedly had known about since April 7.

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