Tag: citrix
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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 … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/09/28/citrix-netscaler-rce-zero-days-exploited-for-weeks-cve-2026-88771-cve-2026-88772/
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CISA Says Attackers Are Exploiting Two Critical Citrix NetScaler Flaws Globally
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Sunday added two critical Citrix NetScaler ADC and Gateway flaws to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation.The vulnerabilities are listed below – CVE-2026-88771 (CVSS score: 9.5) – An improper input validation vulnerability that could allow an unauthenticated attacker to First seen…
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U.S. CISA adds Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog
Tags: cisa, citrix, cve, cybersecurity, exploit, flaw, infrastructure, kev, remote-code-execution, vulnerabilityU.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-88771 (CVSS score: 9.5) is a remote code execution vulnerability caused by improper input validation that could allow an unauthenticated remote…
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Citrix Patches Critical Zero Days Under Active Exploitation
Citrix has confirmed exploitation of two critical zero-day RCE bugs First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/citrix-patches-critical-zero-days/
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CISA orders feds to patch exploited Citrix flaws by Wednesday
The Cybersecurity and Infrastructure Security Agency (CISA) has ordered U.S. government agencies over the weekend to secure their systems against attacks exploiting two critical Citrix NetScaler vulnerabilities. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisa-orders-feds-to-patch-exploited-citrix-flaws-by-wednesday/
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CISA orders feds to patch exploited Citrix flaws by Wednesday
The Cybersecurity and Infrastructure Security Agency (CISA) has ordered U.S. government agencies over the weekend to secure their systems against attacks exploiting two critical Citrix NetScaler vulnerabilities. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisa-orders-feds-to-patch-exploited-citrix-flaws-by-wednesday/
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CISA orders feds to patch exploited Citrix flaws by Wednesday
The Cybersecurity and Infrastructure Security Agency (CISA) has ordered U.S. government agencies over the weekend to secure their systems against attacks exploiting two critical Citrix NetScaler vulnerabilities. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisa-orders-feds-to-patch-exploited-citrix-flaws-by-wednesday/
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Citrix Confirms NetScaler Zero-Day RCE Flaws Actively Exploited in Attacks
Citrix has released emergency security updates for NetScaler ADC and NetScaler Gateway after confirming active exploitation of two critical zero-day vulnerabilities, CVE-2026-88771 and CVE-2026-88772. Both bugs have a CVSS v4.0 score of 9.5 and can enable remote code execution (RCE) against vulnerable customer-managed appliances. The flaws are part of a wider set of eight vulnerabilities…
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Citrix Confirmed Two New NetScaler Flaws Exploited as Zero-Day
Citrix confirmed two critical NetScaler zero-days were exploited before patches were available, with attackers able to remotely execute code. Citrix confirmed that two critical zero-day vulnerabilities in NetScaler ADC and NetScaler Gateway were exploited before the company released patches. The flaws allow remote code execution, meaning attackers can potentially take control of affected appliances. The…
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Citrix confirms two NetScaler RCE zero-days exploited in attacks
Citrix has confirmed that two critical NetScaler remote code execution vulnerabilities, tracked as CVE-2026-88771 and CVE-2026-88772, are being exploited in attacks and that it has released security updates to fix the flaws. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/citrix-admins-warned-to-shut-down-netscalers-over-2-exploited-zero-days/
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Citrix admins warned to shut down NetScalers over 2 exploited zero-days
Two unpatched Citrix NetScaler zero-day vulnerabilities are reportedly being exploited in attacks, with cybersecurity agencies, security researchers, and IT providers privately warning organizations about the flaws ahead of patches expected next week. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/citrix-admins-warned-to-shut-down-netscalers-over-2-exploited-zero-days/
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Warning: Two Unpatched Citrix NetScaler RCE Zero-Days Under Active Exploitation
Two new unpatched zero-day vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway appliances that allow remote code execution are being actively exploited in the wild, security firm watchTowr said on September 26.Citrix has not confirmed the flaws or published a fix. Some administrators say they have taken appliances offline rather than wait for one to…
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CISA KEV Alert: Cisco, Citrix, and Fortinet Vulnerabilities Under Active Exploitation
First seen on resecurity.com Jump to article: www.resecurity.com/blog/article/cisa-kev-alert-cisco-citrix-and-fortinet-vulnerabilities-under-active-exploitation
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U.S. CISA adds Cisco, Google Chromium V8, Fortinet, and Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog
Tags: authentication, cisa, cisco, citrix, cve, cybersecurity, exploit, flaw, fortinet, google, infrastructure, kev, vulnerabilityU.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco, Google Chromium V8, Fortinet, and Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-20079 (CVSS score of 10.0) is an authentication bypass issue. The flaw resides in Cisco Secure…
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CISA Flags Exploited Cisco, Citrix, Fortinet Flaws, Sets Sept. 12 Federal Patch Deadline
Tags: authentication, cisa, cisco, citrix, cve, cybersecurity, exploit, flaw, fortinet, infrastructure, kev, update, vulnerabilityThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added three flaws, each impacting Cisco, Citrix, and Fortinet, to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the patches by September 12, 2026.The vulnerabilities are listed below – CVE-2026-20079 (CVSS score: 10.0) – An authentication First seen…
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Critical Citrix NetScaler auth bypass now leveraged in attacks
Attackers have begun targeting a critical-severity Citrix NetScaler auth bypass flaw (CVE-2026-19490) in the wild, according to vulnerability intelligence company Previdian. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/hackers-target-critical-citrix-netscaler-auth-bypass-in-attacks/
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U.S. CISA adds Red Hat, Linux Kernel, Ajax.NET Professional, Microsoft SQL Server, and Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog
Tags: cisa, citrix, cve, cybersecurity, exploit, flaw, infrastructure, kev, linux, microsoft, sql, vulnerabilityU.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Red Hat, Linux Kernel, Ajax.NET Professional, Microsoft SQL Server, and Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2015-3246 is a race condition in Red Hat libuser that could let…
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CISA Warns of Actively Exploited Citrix NetScaler ADC and Gateway Vulnerability
Tags: cisa, citrix, cve, cyber, cybersecurity, exploit, infrastructure, kev, mitigation, vulnerabilityThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added CVE-2026-8452, a vulnerability affecting Citrix NetScaler ADC and NetScaler Gateway appliances, to its Known Exploited Vulnerabilities (KEV) Catalog after confirming active exploitation. This vulnerability was added on August 26, 2026, and federal civilian agencies are required to apply vendor-recommended mitigations by August 29, 2026. Citrix…
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CISA Warns of Six Exploited Flaws in Microsoft, Linux, Red Hat and Citrix Products
CISA added six new bugs to its Known Exploited Vulnerabilities catalog on August 26, showing signs of active exploitation in the wild First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/cisa-kev-microsoft-citrix/
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CISA Warns of Six Exploited Flaws in Microsoft, Linux, Red Hat and Citrix Products
CISA added six new bugs to its Known Exploited Vulnerabilities catalog on August 26, showing signs of active exploitation in the wild First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/cisa-kev-microsoft-citrix/
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Previously patched Citrix NetScaler flaw exploited in the wild (CVE-2026-8452)
CISA added six new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including a previously patched Citrix NetScaler ADC and Gateway flaw, tracked as … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/08/27/netscaler-adc-gateway-cve-2026-8452/
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CISA orders feds to patch Citrix NetScaler RCE flaw by Saturday
CISA has ordered U.S. government agencies to patch their Citrix NetScaler appliances against an actively exploited remote code execution vulnerability by Saturday. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/cisa-hackers-now-exploiting-citrix-netscaler-rce-flaw-in-attacks/
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CISA Adds Six Exploited Flaws to KEV, Including NetScaler, Linux, and SQL Server Bugs
Tags: cisa, citrix, cve, cybersecurity, exploit, flaw, infrastructure, kev, linux, remote-code-execution, sql, vulnerabilityThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added six flaws to its Known Exploited Vulnerabilities (KEV) catalog, including a high-severity security vulnerability impacting Citrix NetScaler ADC and NetScaler Gateway, citing evidence of active exploitation.The vulnerabilities are listed below – CVE-2019-1068 – A remote code execution vulnerability in First seen on thehackernews.com Jump…
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Citrix urges customers to fix critical NetScaler authentication bypass (CVE-2026-19490)
Citrix has patched two vulnerabilities in NetScaler ADC and NetScaler Gateway, including a critical authentication bypass flaw tracked as CVE-2026-19490, and is urging … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/08/21/citrix-netscaler-gateway-cve-2026-19490/
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Critical NetScaler Flaw Can Bypass Authentication on Certain Gateway and AAA Servers
Citrix has released updates to address two security flaws impacting NetScaler ADC and NetScaler Gateway deployments, including a critical-severity authentication bypass vulnerability.According to the cloud computing and virtualization technology company, the issues affect customer-managed NetScaler ADC and NetScaler Gateway, including certain FIPS and NDcPP builds, as well as SecurAccess First seen on thehackernews.com Jump to…
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Citrix urges admins to patch new NetScaler flaws as soon as possible
Citrix has warned customers to immediately secure their systems against two vulnerabilities affecting NetScaler Gateway secure remote access solutions and NetScaler ADC networking appliances. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/citrix-urges-admins-to-patch-new-netscaler-flaws-as-soon-as-possible/
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Critical Citrix NetScaler Flaw Allows Attackers to Bypass Authentication
Cloud Software Group has issued a critical security bulletin regarding two vulnerabilities that affect customer-managed NetScaler ADC and NetScaler Gateway appliances. Among these, there is an authentication-bypass flaw that could expose remote-access environments to unauthenticated breaches. Citrix NetScaler Flaw The most severe issue, tracked as CVE-2026-19490, has a CVSS v4 base score of 9.3 and…
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Critical Citrix NetScaler Flaw Allows Attackers to Bypass Authentication
Cloud Software Group has issued a critical security bulletin regarding two vulnerabilities that affect customer-managed NetScaler ADC and NetScaler Gateway appliances. Among these, there is an authentication-bypass flaw that could expose remote-access environments to unauthenticated breaches. Citrix NetScaler Flaw The most severe issue, tracked as CVE-2026-19490, has a CVSS v4 base score of 9.3 and…
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Citrix Secure Access Client Flaw Lets Low-Privileged Windows Users Gain SYSTEM Privileges
Cloud Software Group has issued a High-severity security bulletin (CTX696734) disclosing two vulnerabilities in the Citrix Secure Access Client for Windows and the Citrix Endpoint Analysis Client for Windows. The more serious of the two, tracked as CVE-2026-53565, allows a standard, low-privileged user on a local system to escalate privileges and gain full SYSTEM access,…
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âš¡ Weekly Recap: ShareFile Threat, Citrix Bleed 2 Ransomware, AI Coding Attacks, and More
Somewhere right now, a security tool is quietly finding bugs faster than any human can fix them. That’s supposed to be the good news. The catch is that the attackers have the same tools, pointed the other way, and they don’t file tickets.That’s the shape of this week. Trusted code turns on the people who…