May 2026
Week in review: Cisco patches SD-WAN 0-day, unpatched Microsoft Exchange Server flaw exploited
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Review: Foundations of Cybersecurity, 2nd edition Jason Andress has refreshed …
Google lets Workspace admins apply one policy across all SAML apps
Google has updated Context-Aware Access (CAA) in Google Workspace to introduce a default policy assignment for SAML applications. SAML applications are third-party or internal …
Cisco patches another actively exploited SD-WAN zero-day (CVE-2026-20182)
Cisco has patched yet another Catalyst SD-WAN Controller authentication bypass vulnerability (CVE-2026-20182) that has been exploited as a zero-day by “a highly …
Akamai to acquire LayerX for $205 million
Akamai has entered into a definitive agreement to acquire LayerX, a provider of browser-based AI usage control and secure enterprise browser (SEB) technology. LayerX’s …
Thieves unlock stolen iPhones using cheap tools sold on Telegram
Helping a friend recover a stolen phone, Infoblox researchers uncovered a thriving Telegram-based underground marketplace selling unlocking tools and phishing infrastructure …
Unpatched Microsoft Exchange Server vulnerability exploited (CVE-2026-42897)
A critical cross-site scripting (XSS) vulnerability (CVE-2026-42897) in Microsoft Exchange Server is being exploited by attackers, Microsoft warned on Thursday. A permanent …
Rocky Linux launches opt-in security repository for urgent fixes
Rocky Linux has introduced a Security Repository that allows the distribution to ship urgent security fixes ahead of upstream Enterprise Linux when public exploit code exists …
Keycard helps developers secure autonomous AI agents with scoped access
Keycard has announced Keycard for Multi-Agent Apps, extending its platform to support delegated, session-based access across systems of autonomous agents. Keycard lets …
Deepfake detection is losing ground to generative models
Deepfake detection has been built around a single question for close to a decade. Given a video or audio clip, is it real or synthetic? Commercial detectors analyze pixels, …
Zombie linkages are keeping expired domains trusted for years
Domains expire, get transferred, and return to the market every day. The systems connected to those domains can continue trusting the original owner long after control has …
The AI oversight paradox: Is the investment worth the cost of watching it?
Unlike in 2025, when AI adoption and testing drove business strategies, organizations in 2026 want proven ROI before committing budgets, according to a report by Globalization …
New infosec products of the week: May 15, 2026
Here’s a look at the most interesting products from the past week, featuring releases from Alation, Apricorn, Versa Networks, and TrustCloud. The questionnaire-based TPRM …
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- Researchers release details, PoC for exploited Check Point VPN flaw (CVE-2026-50751)
- How to use NIST and ISO frameworks to govern AI agents
- The assembly line behind 1.5 million malicious domains
- AI sovereignty makes data centers strategic targets for cyber operations
- CISA orders federal agencies to “patch smarter”