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Netscaler
Citrix NetScaler RCE zero-days exploited globally for weeks (CVE-2026-88771, CVE-2026-88772)

Citrix has patched eight critical and high-severity vulnerabilities in NetScaler ADC and NetScaler Gateway, two of which (CVE-2026-88771, CVE-2026-88772) have been exploited …

target
Attackers hit Check Point Management Servers and Spark firewalls, F5 BIG-IP APM instances

Check Point Software has released emergency fixes for a critical Check Point Management Server vulnerability (CVE-2026-93616) that has been exploited as far back as July 23, …

door
CISA wants critical infrastructure orgs and smaller security teams to start using cyber decoys

Cyber deception has long been the domain of well-resourced security teams, but CISA’s latest guidance, titled “Using Cyber Decoys to Strengthen Detection and …

NIST
NIST and CISA finalize playbook to stop token theft and forgery

NIST and CISA have finalized guidelines to help federal agencies and cloud service providers (CSPs) protect identity and access tokens from forgery, theft, and misuse. The …

CISA
Chinese AI firms are siphoning capabilities from American models, CISA warns

China-based AI companies are using large-scale knowledge distillation campaigns to copy capabilities from leading U.S. AI models, according to a joint cybersecurity advisory …

software
CISA review makes the case for eliminating vulnerability classes

For years, the security industry has treated vulnerabilities as an endless queue of individual fixes. A recent CISA review argues that this is precisely why attackers keep …

Gitea
Critical Gitea vulnerability now exploited in the wild (CVE-2026-60004)

Attackers have begun exploiting CVE-2026-60004, a critical code injection vulnerability in the Gitea Git platform, CISA confirmed on Tuesday by adding the vulnerability to its …

Zimbra
Unpatched Zimbra servers are falling to CVE-2026-73570 attacks

At least 274 internet-facing Zimbra instances have been compromised by unknown attackers via CVE-2026-73570, the Shadowserver Foundation shared on Monday. About CVE-2026-73570 …

predictions
CISA’s logging guidance works beyond government

The US Cybersecurity and Infrastructure Security Agency (CISA) wants federal agencies to (re)shape their logging strategy around one question: when an attack hits, can you …

critical infrastructure
US agencies warn of AI-powered attacks on Siemens industrial controllers

Threat actors are using AI to write exploit scripts targeting internet-exposed Siemens S7 Series programmable logic controllers (PLCs) used across water, energy, …

ransomware
Medusa ransomware gang has hit over 500 organizations, CISA warns

Medusa ransomware has breached more than 500 organizations since it first appeared in June 2021, the FBI, CISA, and the Department of Health and Human Services (HHS) said in …

Cisco
Cisco fixes vulnerability exploited to DoS its firewalls (CVE-2026-20349)

A high-severity vulnerability (CVE-2026-20349) is being leveraged by attackers to temporarily interrupt the operation of Cisco firewalls, the company has confirmed. The flaw …

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