Latest cybersecurity reporting from selected sources.

A critical vulnerability, tracked as CVE-2026-45659, in Microsoft SharePoint can allow attackers to achieve remote code execution with little effort. Microsoft released security updates to patch a high-severity SharePoint vulnerability, tracked as CVE-2026-45659 (CVSS score of 8.8), that could allow remote code execution. The flaw does not require complex conditions for exploitation, making it a […]

Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint that could be exploited by bad actors in attacks without requiring any specialized conditions to be met

If at first you don’t succeed, patch and patch again More threat intel teams are sounding the alarm about a critical Windows Server Update Services (WSUS) remote code execution vulnerability, tracked as CVE-2025-59287 and now under active exploitation, just days after Microsoft pushed an emergency patch and the US Cybersecurity and Infrastructure Security Agency added the bug to its Known Exploited Vulnerabilities catalog.…

Zoom and Xerox have addressed critical security flaws in Zoom Clients for Windows and FreeFlow Core that could allow privilege escalation and remote code execution.  The vulnerability impacting Zoom Clients for Windows, tracked as CVE-2025-49457 (CVSS score: 9.6), relates to a case of an untrusted search path that could pave the way for privilege escalation

CVE-2025-53770 and CVE-2025-53771 are vulnerabilities in on-premise Microsoft SharePoint Servers that evolved from previously patched flaws, allowing unauthenticated remote code execution through advanced deserialization and ViewState abuse.

Microsoft has released emergency SharePoint security updates for two zero-day vulnerabilities tracked as CVE-2025-53770 and CVE-2025-53771 that have compromised services worldwide in "ToolShell" attacks. [...]

A critical zero-day vulnerability in Microsoft SharePoint, tracked as CVE-2025-53770, has been actively exploited since at least July 18th, with no patch available and at least 85 servers already compromised worldwide. [...]

Google addresses patch bypasses for CVE-2024-38272 and CVE-2024-38271, part of the previously announced "QuickShell" silent RCE attack chain against Windows users.

The zero-day (CVE-2024-49138), plus a worryingly critical unauthenticated RCE security vulnerability (CVE-2024-49112), are unwanted gifts for security admins this season.

A recently disclosed Microsoft SharePoint remote code execution (RCE) vulnerability tracked as CVE-2024-38094 is being exploited to gain initial access to corporate networks. [...]

Unknown attackers have deployed a newly discovered backdoor dubbed Msupedge on a university's Windows systems in Taiwan, likely by exploiting a recently patched PHP remote code execution vulnerability (CVE-2024-4577). [...]

CVE-2024-38173 is a medium severity RCE flaw in Microsoft Outlook, similar to CVE-2024-30103

CVE-2024-30080 is the only critical issue in Microsoft's June 2024 Patch Tuesday update, but many others require prompt attention as well.

Security researcher Gabe Kirkpatrick has made a proof-of-concept (PoC) exploit available for CVE-2023-38146, aka "ThemeBleed," which enables attackers to trigger arbitrary remote code execution if the target opens a specially crafted '.theme' file. [...]

Microsoft today released a defense-in-depth update for Microsoft Office that prevents exploitation of a remote code execution (RCE) vulnerability tracked as CVE-2023-36884 that threat actors have already leveraged in attacks. [...]

A proof-of-concept for CVE-2023-21716, a critical vulnerability in Microsoft Word that allows remote code execution, has been published over the weekend. [...]

More than 60,000 Microsoft Exchange servers exposed online are yet to be patched against the CVE-2022-41082 remote code execution (RCE) vulnerability, one of the two security flaws targeted by ProxyNotShell exploits. [...]

Nicknamed ProxyNotShell, a new exploit used in the wild takes advantage of the recently published Microsoft Server-Side Request Forgery (SSRF) vulnerability CVE-2022-41040 and a second vulnerability, CVE-2022-41082 that allows Remote Code Execution (RCE) when PowerShell is available to unidentified attackers

Follina was all very exciting, but did you patch CVE-2022-30136? Trend Micro Research has published an anatomy of a Windows remote code execution vulnerability lurking in the Network File System.…

Ukraine's Computer Emergency Response Team (CERT) is warning that the Russian hacking group Sandworm may be exploiting Follina, a remote code execution vulnerability in Microsoft Windows Support Diagnostic Tool (MSDT) currently tracked as CVE-2022-30190. [...]