Critical Threats

17 articles

Apache ActiveMQ CVE-2026-34197 Added to CISA KEV Amid Active Exploitation

Apr 17, 2026

Vulnerability
Critical

CISA warned that attackers are now exploiting a high-severity Apache ActiveMQ vulnerability, which was patched earlier this month after going undetected for 13 years. [...]

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Adobe rolls out emergency fix for Acrobat, Reader zero-day flaw

Apr 13, 2026

Vulnerability
Critical

Adobe has released an emergency security update for Acrobat Reader to fix a vulnerability, tracked as CVE-2026-34621, that has been exploited in zero-day attacks since at least December. [...]

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Weekly Threat Roundup: 2026-04-06 to 2026-04-12

Apr 12, 2026

roundup Trending
Critical

Cybersecurity roundup for 2026-04-06 to 2026-04-12. 10 CVE advisories, 2 breach reports, 4 threat news stories.

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Hackers exploit React2Shell in automated credential theft campaign

Apr 5, 2026

Vulnerability
Critical

Hackers are running a large-scale campaign to steal credentials in an automated way after exploiting React2Shell (CVE-2025-55182) in vulnerable Next.js apps. [...]

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Critical Citrix NetScaler memory flaw actively exploited in attacks

Mar 30, 2026

Vulnerability
Critical

Hackers are exploiting a critical severity vulnerability, tracked as CVE-2026-3055, in Citrix NetScaler ADC and NetScaler Gateway appliances to obtain sensitive data. [...]

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CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM Exploitation

Mar 28, 2026

Vulnerability
Critical

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a critical security flaw impacting F5 BIG-IP Access Policy Manager (APM) to its Known Exploited Vulnerabilities (KEV) c

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LangChain, LangGraph Flaws Expose Files, Secrets, Databases in Widely Used AI Frameworks

Mar 26, 2026

Vulnerability
Critical

The Cybersecurity and Infrastructure Security Agency (CISA) is warning that hackers are actively exploiting a critical vulnerability identified as CVE-2026-33017, which affects the Langflow framework

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CISA Flags Apple, Craft CMS, Laravel Bugs in KEV, Orders Patching by April 3, 2026

Mar 21, 2026

Vulnerability
Critical

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added five security flaws impacting Apple, Craft CMS, and Laravel Livewire to its Known Exploited Vulnerabilities (KEV) catal

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CISA Warns of Zimbra, SharePoint Flaw Exploits; Cisco Zero-Day Hit in Ransomware Attacks

Mar 19, 2026

Vulnerability
Critical

A critical Microsoft SharePoint vulnerability patched in January is now being exploited in attacks, the Cybersecurity and Infrastructure Security Agency (CISA) warned. [...]

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CISA Flags Actively Exploited Wing FTP Vulnerability Leaking Server Paths

Mar 16, 2026

Vulnerability
Critical

CISA warned U.S. government agencies to secure their Wing FTP Server instances against an actively exploited vulnerability that may be chained in remote code execution attacks. [...]

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CISA Flags Actively Exploited n8n RCE Bug as 24,700 Instances Remain Exposed

Mar 12, 2026

Vulnerability
Critical

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a critical security flaw impacting n8n to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of ac

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CISA Flags SolarWinds, Ivanti, and Workspace One Vulnerabilities as Actively Exploited

Mar 10, 2026

Vulnerability
Critical

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added three security flaws to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. Th

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Hikvision and Rockwell Automation CVSS 9.8 Flaws Added to CISA KEV Catalog

Mar 6, 2026

Vulnerability
Critical

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two security flaws impacting Hikvision and Rockwell Automation products to its Known Exploited Vulnerabilities (KEV)

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Bruteforce Scans for CrushFTP , (Tue, Mar 3rd)

Mar 3, 2026

Vulnerability
Critical

CrushFTP is a Java-based open source file transfer system. It is offered for multiple operating systems. If you run a CrushFTP instance, you may remember that the software has had some serious vulnera

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CISA Adds Actively Exploited VMware Aria Operations Flaw CVE-2026-22719 to KEV Catalog

Mar 3, 2026

Vulnerability
Critical

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a VMware Aria Operations vulnerability tracked as CVE-2026-22719 to its Known Exploited Vulnerabilities catalog, flagging the

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APT28 Tied to CVE-2026-21513 MSHTML 0-Day Exploited Before Feb 2026 Patch Tuesday

Mar 2, 2026

Vulnerability
Critical

A Florida woman was sentenced to 22 months in prison for running a massive years-long scheme to traffic thousands of stolen Microsoft Certificate of Authenticity (COA) labels. [...]

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BeyondTrust Flaw Used for Web Shells, Backdoors, and Data Exfiltration

Feb 20, 2026

Vulnerability
Critical

Hackers are actively exploiting the CVE-2026-1731 vulnerability in the BeyondTrust Remote Support product, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) warns. [...]

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