CISO Security Intel

An AI agent now runs an end-to-end pipeline that discovers assets, validates CVEs, exploits Linux kernel flaws such as Dirty Pipe/COW variants, gains...

Drupal Core SQL injection CVE-2026-9082 affects all supported versions, is actively exploited, and has been added to CISA's KEV catalog.

Urgent steps...

• CodeMender Release: Google is expanding access to its AI agent for debugging and fixing software vulnerabilities to select expert groups
• Human...

GAO testimony highlights growing cyber threats to nearly 170,000 U.S. water and wastewater systems, driven by outdated infrastructure and increasing...

• YellowKey PoC publicly released for unpatched BitLocker bypass on Windows 11 and Server 2022/2025 via crafted FsTx files in WinRE
• TPM-only...

Critical Vulnerability Updates

• 🔥 Microsoft Defender Exploits: CISA added seven known exploited vulnerabilities to its KEV catalog, including...

CISA added two Microsoft Defender flaws to its KEV catalog, confirming active exploitation in the wild.

Key details from the briefing:
-...

Cisco vulnerabilities continue hitting multiple product lines, underscoring urgent patching needs for CISOs.

• Secure Workload flaw: Critical remote...

Three critical updates for security leaders today:

• GitHub supply chain hit: Malicious VS Code extension exposed ~3,800 internal repos to...

AI is reshaping vulnerability discovery and governance, turning zero-day threats into board-level priorities.

• Threat reports show half of actively...

Zero-Day Exploits

• ⚡ Palo Alto PAN-OS Zero-Day: CVE-2026-0300 buffer overflow in PAN-OS User ID Authentication Portal allows unauthenticated root...

• Vulnerability exploitation now leads as the top initial access vector in 31% of breaches
• Supply chain security crisis persists, with only 58 CVEs...

AI tools are speeding zero-day discovery while forcing enterprises to rethink defensive governance.

• Offensive capabilities like Hadrian's OpenHack...

• MNO identity verification failures create exploitable gaps for sophisticated social engineering
• e-SIM deployment and mandatory port-out PINs...

Critical Patches

• ⚡ May 2026 Patch Tuesday: Microsoft shipped patches for 138 security vulnerabilities this week including a zero-click Outlook...

A surge of AI tools is accelerating vulnerability discovery, prompting CISOs to scrutinize integration strategies.

• OpenAI Daybreak, Microsoft...

Microsoft's May 2026 Patch Tuesday ships fixes for 138 vulnerabilities, including a zero-click Outlook flaw that CISOs should prioritize amid ongoing zero-day activity.

Google Threat Intelligence reports the first real-world case of AI assistance in zero-day exploit development.

• Force multiplier effect: AI...

Regular vulnerability assessments help IT teams reduce risks and address compliance issues effectively.

Key practices include:

• Evaluate...

Windows Zero-Day Disclosures

• 🔥 Nightmare-Eclipse Campaign: One researcher published working exploits for six Windows zero-days including...