JavaScript Explicit Resource Management lands in Safari Technology Preview 250, completing cross-browser support across V8, ...
Rapid7’s SharePoint PoC was reportedly weaponized within a day, targeting servers vulnerable to CVE-2026-55040.
Attackers exploit SharePoint CVE-2026-55040 after a Rapid7 PoC release, forging JWTs to impersonate site users or admins.
SharePoint vulnerability CVE-2026-55040 is now being exploited in the wild, with the attacks starting shortly after the release of a PoC ...
Hackers have already begun using a proof-of-concept (PoC) exploit for a critical Microsoft SharePoint vulnerability, published by cybersecurity company Rapid7 on Tuesday.
Nightmare Eclipse describes ShieldBreak as a full patch bypass for RoguePlanet, a previous entry in the series ,which Microsoft patched as CVE-2026-50656 in July, a month after its public disclosure.
Morning Overview on MSN
Microsoft’s July update patches a record 570 Windows flaws, and three are already under attack
Organizations running Microsoft Windows and SharePoint Server face immediate pressure to patch after the company’s July 2026 Patch Tuesday release addressed a reported 570 vulnerabilities across its ...
Update 7/23/26 9:55 PM ET: Article updated that the outage has been resolved. Microsoft is impacted by a massive outage affecting Teams and Microsoft 365 services, primarily affecting users in North ...
Threat actors have begun exploiting a fresh critical-severity remote code execution (RCE) vulnerability in Microsoft SharePoint, the US cybersecurity agency CISA warns. Tracked as CVE-2026-58644 (CVSS ...
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