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Microsoft warned that attackers are exploiting a new Exchange Server zero-day vulnerability, tracked as CVE-2026-42897, in the wild. Microsoft warned that threat actors are actively exploiting a new Exchange Server zero-day vulnerability tracked as CVE-2026-42897 (CVSS score 8.1). The vulnerability is an improper neutralization of input during web page generation (‘cross-site scripting’) in Microsoft Exchange […]
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 fix is still in the works. In the meantime, Microsoft provided temporary mitiga…
The world’s top ethical hackers wasted no time breaking into modern software and AI systems on the opening day of Pwn2Own Berlin 2026, exposing critical zero-day vulnerabilities in Microsoft Edge, Windows 11, LiteLLM, and NVIDIA platforms. On May 14, r…
Windows systems worldwide are at risk from a new critical flaw in the Windows DNS Client that could allow remote code execution without any user interaction. Tracked as CVE-2026-41096, the vulnerability has been rated critical with a CVSS base score of…
Bitdefender Labs reveals how the China-linked FamousSparrow hacking group targeted an Azerbaijani energy firm using ProxyNotShell, Deed RAT,…
The Microsoft Copilot Studio April 2026 updates improve visibility and governance for admins and expand workflow capabilities for managing agents. Copilot surfaces agent status in the authoring experience, giving admins insight into each agent’s securi…
The Microsoft Copilot Studio April 2026 updates improve visibility and governance for admins and expand workflow capabilities for managing agents. Copilot surfaces agent status in the authoring experience, giving admins insight into each agent’s securi…
Microsoft’s MDASH discovered 16 of the Patch Tuesday vulnerabilities, and Palo Alto used Mythos to find dozens of flaws.
The post Microsoft, Palo Alto Networks Find Many Vulnerabilities by Using AI on Their Own Code appeared first on SecurityWeek.
Artificial intelligence platforms may be just as susceptible to social engineering as human beings, but they are proving remarkably good at finding security vulnerabilities in human-made computer code. That reality is on full display this month with some of the more widely-used software makers — including Apple, Google, Microsoft, Mozilla and Oracle — fixing near record volumes of security bugs, and/or quickening the tempo of their patch releases.
Microsoft has marked May 2026 Patch Tuesday by releasing fixes for 120+ CVE-numbered vulnerabilities, none of which (for a change) are actively exploited or have been publicly disclosed. Still, some deserve more consideration and should be addressed so…