Latest cybersecurity reporting from selected sources.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly patched security flaw impacting Microsoft SharePoint Server to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by July 19, 2026

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds SonicWall and Microsoft flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added SonicWall and Microsoft flaws to its Known Exploited Vulnerabilities (KEV) catalog. The flaws added to the catalog are: This week, SonicWall confirmed the active exploitation of two zero-day vulnerabilities […]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two maximum-severity security flaws impacting iCagenda and Balbooa extensions for Joomla to its Known Exploited Vulnerabilities (KEV) catalog, following reports of zero-day exploitation in the wild

CISA confirmed on Monday that ransomware gangs are now exploiting a Microsoft Defender privilege escalation vulnerability, dubbed BlueHammer, that has previously been abused in zero-day attacks. [...]

CISA has ordered U.S. government agencies to secure their Check Point Remote Access VPN and Mobile Access deployments against a critical vulnerability exploited in zero-day attacks by Qilin ransomware affiliates. [...]

CISA has given U.S. federal agencies four days to secure their networks against a high-severity vulnerability in Ivanti Endpoint Manager Mobile (EPMM) exploited in zero-day attacks. [...]

Second try's a charm? Microsoft and the US Cybersecurity and Infrastructure Security Agency (CISA) warned that attackers are exploiting a zero-click Windows flaw that can expose sensitive information on vulnerable systems.…

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to secure their Windows systems against a vulnerability exploited in zero-day attacks. [...]

CISA has ordered U.S. federal agencies to patch a Microsoft Defender privilege escalation flaw (dubbed BlueHammer) that has been exploited in zero-day attacks. [...]

CISA added the flaw to KEV after Fortinet confirmed exploitation in the wild Fortinet released an emergency patch over the weekend for a critical FortiClient Enterprise Management Server (EMS) bug believed to be under attack since at least March 31.…

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has urged government agencies to apply patches for two security flaws impacting Synacor Zimbra Collaboration Suite (ZCS) and Microsoft Office SharePoint, stating they have been actively exploited in the wild

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has released new details about RESURGE, a malicious implant used in zero-day attacks exploiting CVE-2025-0282 to breach Ivanti Connect Secure devices. [...]

CISA confirmed on Wednesday that ransomware gangs have begun exploiting a high-severity VMware ESXi sandbox escape vulnerability that was previously used in zero-day attacks. [...]

Ivanti has rolled out security updates to address two security flaws impacting Ivanti Endpoint Manager Mobile (EPMM) that have been exploited in zero-day attacks, one of which has been added by the U.S. Cybersecurity and Infrastructure Security Agency (CISA) to its Known Exploited Vulnerabilities (KEV) catalog

The critical-rated flaw leaves unpatched systems open to full takeover Cisco has finally shipped a fix for a critical-rated zero-day in its Unified Communications gear, a flaw that's already being weaponized in the wild, and which CISA previously flagged as an emergency priority.…

First Patch Tuesday of 2026 goes big Microsoft and Uncle Sam have warned that a Windows bug disclosed today is already under attack.…

Git server flaw that attackers have been abusing for months has now caught the attention of US cyber cops CISA has ordered federal agencies to stop using Gogs or lock it down immediately after a high-severity vulnerability in the self-hosted Git service was added to its Known Exploited Vulnerabilities (KEV) catalog.…

CISA has ordered government agencies to secure their systems against a high-severity Gogs vulnerability that was exploited in zero-day attacks. [...]

Agencies have until December 12 to mitigate flaw that was likely exploited before Big Red released fix CISA has ordered US federal agencies to patch against an actively exploited Oracle Identity Manager (OIM) flaw within three weeks – a scramble made more urgent by evidence that attackers may have been abusing the bug months before a fix was released.…

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a critical security flaw impacting Oracle Identity Manager to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation