Citrix - Security Ticks

Citrix delivers new tools for quantum-ready, anywhere work

Citrix delivers new tools for quantum-ready, anywhere work 2025-07-31 at 09:26 By Industry News Citrix has released two new offerings to help enterprises provide secure application access for their entire workforce amid an evolving threat landscape. The first is its post-quantum cryptography (PQC) solution for NetScaler which addresses the emerging threat that quantum computing poses […]

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CitrixBleed 2: 100 Organizations Hacked, Thousands of Instances Still Vulnerable

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CitrixBleed 2: 100 Organizations Hacked, Thousands of Instances Still Vulnerable 2025-07-18 at 13:18 By Ionut Arghire The CitrixBleed 2 vulnerability in NetScaler may expose organizations to compromise even if patches have been applied. The post CitrixBleed 2: 100 Organizations Hacked, Thousands of Instances Still Vulnerable appeared first on SecurityWeek. This article is an excerpt from

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CitrixBleed 2 Flaw Poses Unacceptable Risk: CISA

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CitrixBleed 2 Flaw Poses Unacceptable Risk: CISA 2025-07-14 at 17:58 By Ionut Arghire CISA considers the recently disclosed CitrixBleed 2 vulnerability an unacceptable risk and has added it to the KEV catalog. The post CitrixBleed 2 Flaw Poses Unacceptable Risk: CISA appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source

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Check for CitrixBleed 2 exploitation even if you patched quickly! (CVE-2025-5777)

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Check for CitrixBleed 2 exploitation even if you patched quickly! (CVE-2025-5777) 2025-07-08 at 18:32 By Zeljka Zorz With PoC exploits for CVE-2025-5777 (aka CitrixBleed 2) now public and reports of active exploitation of the flaw since mid-June, you should check whether your Citrix NetScaler ADC and/or Gateway instances have been probed and compromised by attackers.

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Thousands of Citrix NetScaler Instances Unpatched Against Exploited Vulnerabilities

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Thousands of Citrix NetScaler Instances Unpatched Against Exploited Vulnerabilities 2025-07-01 at 13:03 By Ionut Arghire Many Citrix NetScaler systems are exposed to attacks exploiting the vulnerabilities tracked as CVE-2025-5777 and CVE-2025-6543. The post Thousands of Citrix NetScaler Instances Unpatched Against Exploited Vulnerabilities appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original

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CitrixBleed 2 might be actively exploited (CVE-2025-5777)

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CitrixBleed 2 might be actively exploited (CVE-2025-5777) 2025-06-30 at 15:47 By Zeljka Zorz While Citrix has observed some instances where CVE-2025-6543 has been exploited on vulnerable NetScaler networking appliances, the company still says that they don’t have evidence of exploitation for CVE-2025-5349 or CVE-2025-5777, both of which have been patched earlier this month. CVE-2025-5777, in

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Evidence Suggests Exploitation of CitrixBleed 2 Vulnerability

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Evidence Suggests Exploitation of CitrixBleed 2 Vulnerability 2025-06-27 at 12:13 By Eduard Kovacs The Citrix NetScaler vulnerability tracked as CitrixBleed 2 and CVE-2025–5777 may be exploited in the wild for initial access. The post Evidence Suggests Exploitation of CitrixBleed 2 Vulnerability appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source

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Critical Citrix NetScaler Flaw Exploited as Zero-Day

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Critical Citrix NetScaler Flaw Exploited as Zero-Day 2025-06-26 at 10:17 By Ionut Arghire Citrix has released patches for a critical vulnerability in NetScaler ADC and NetScaler Gateway exploited as a zero-day. The post Critical Citrix NetScaler Flaw Exploited as Zero-Day appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source React

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Critical Citrix NetScaler bug fixed, upgrade ASAP! (CVE-2025-5777)

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Critical Citrix NetScaler bug fixed, upgrade ASAP! (CVE-2025-5777) 2025-06-23 at 14:14 By Zeljka Zorz Citrix has fixed a critical vulnerability (CVE-2025-5777) in NetScaler ADC and NetScaler Gateway reminiscent of the infamous and widely exploited CitrixBleed flaw. The vulnerabilities have been privately disclosed and there is no indication that they are under active exploitation. Nevertheless, the

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Critical Vulnerability Patched in Citrix NetScaler

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Critical Vulnerability Patched in Citrix NetScaler 2025-06-18 at 16:20 By Ionut Arghire Citrix has released patches for critical- and high-severity vulnerabilities in NetScaler and Secure Access Client and Workspace for Windows. The post Critical Vulnerability Patched in Citrix NetScaler appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source React to

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Citrix Patches Critical NetScaler Console Vulnerability

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Citrix Patches Critical NetScaler Console Vulnerability 2024-07-10 at 16:46 By Ionut Arghire Citrix rolls out patches for multiple security vulnerabilities, including critical and high-severity issues in the NetScaler product line. The post Citrix Patches Critical NetScaler Console Vulnerability appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS Feed View Original Source React

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Cybersecurity fears drive a return to on-premise infrastructure from cloud computing

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Cybersecurity fears drive a return to on-premise infrastructure from cloud computing 2024-02-22 at 06:02 By Help Net Security 42% of organizations surveyed in the US are considering or already have moved at least half of their cloud-based workloads back to on-premises infrastructures, a phenomenon known as cloud repatriation, according to Citrix. The survey showed that

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Citrix Warns NetScaler ADC Customers of New Zero-Day Exploitation

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Citrix Warns NetScaler ADC Customers of New Zero-Day Exploitation 2024-01-17 at 12:16 By Eduard Kovacs Citrix is aware of attacks exploiting two new NetScaler ADC and Gateway zero-day vulnerabilities tracked as CVE-2023-6548 and CVE-2023-6549. The post Citrix Warns NetScaler ADC Customers of New Zero-Day Exploitation appeared first on SecurityWeek. This article is an excerpt from

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Citrix Bleed leveraged to steal data of 35+ million Comcast Xfinity customers

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Citrix Bleed leveraged to steal data of 35+ million Comcast Xfinity customers 20/12/2023 at 13:32 By Helga Labus Telecommunications company Comcast has confirmed a breach that exposed personal information of more than 35.8 million of Xfinity customers. Exploiting Citrix Bleed to breach Xfinity CVE-2023-4966 (aka Citrix Bleed) – an information disclosure vulnerability in Citrix NetScaler

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How LockBit used Citrix Bleed to breach Boeing and other targets

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How LockBit used Citrix Bleed to breach Boeing and other targets 22/11/2023 at 16:47 By Zeljka Zorz CVE-2023-4966, aka “Citrix Bleed”, has been exploited by LockBit 3.0 affiliates to breach Boeing’s parts and distribution business, and “other trusted third parties have observed similar activity impacting their organization,” cybersecurity and law enforcement officials have confirmed on

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Citrix, Gov Agencies Issue Fresh Warnings on CitrixBleed Vulnerability

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Citrix, Gov Agencies Issue Fresh Warnings on CitrixBleed Vulnerability 22/11/2023 at 15:17 By Ionut Arghire Administrators are urged to patch the recent CitrixBleed NetScaler vulnerability as LockBit starts exploiting it. The post Citrix, Gov Agencies Issue Fresh Warnings on CitrixBleed Vulnerability appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS Feed View

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CitrixBleed Vulnerability Exploitation Suspected in Toyota Ransomware Attack

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CitrixBleed Vulnerability Exploitation Suspected in Toyota Ransomware Attack 17/11/2023 at 14:32 By Eduard Kovacs Toyota Financial Services has been hit by a ransomware attack that may have involved exploitation of the CitrixBleed vulnerability. The post CitrixBleed Vulnerability Exploitation Suspected in Toyota Ransomware Attack appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS

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Chinese multinational bank hit by ransomware

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Chinese multinational bank hit by ransomware 10/11/2023 at 14:46 By Helga Labus The state-owned Industrial and Commercial Bank of China (ICBC), which is one of the largest banks in the world, has been hit by a ransomware attack that led to disrupted trades in the US Treasury market. The attack “On November 8, 2023, U.S.

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Active Exploitation of Big-IP and Citrix vulnerabilities observed by Cyble Global Sensor Intelligence Network

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Active Exploitation of Big-IP and Citrix vulnerabilities observed by Cyble Global Sensor Intelligence Network 08/11/2023 at 16:02 By cybleinc Cyble’s Global Sensors capture multiple exploit attempts targeting vulnerable BIG-IP and Citrix NetScaler instances. The post Active Exploitation of Big-IP and Citrix vulnerabilities observed by Cyble Global Sensor Intelligence Network appeared first on Cyble. This article

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Mass Exploitation of ‘Citrix Bleed’ Vulnerability Underway

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Mass Exploitation of ‘Citrix Bleed’ Vulnerability Underway 01/11/2023 at 17:31 By Ionut Arghire Multiple threat actors are exploiting CVE-2023-4966, aka Citrix Bleed, a critical vulnerability in NetScaler ADC and Gateway. The post Mass Exploitation of ‘Citrix Bleed’ Vulnerability Underway appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS Feed View Original Source

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