Hackers are targeting NetScaler appliances using public PoC code to retrieve arbitrary memory content in the HTTP response.
The post New CitrixBleed Vulnerability Exploited Immediately After Public Disclosure appeared first on SecurityWeek.
Citrix Patches NetScaler Vulnerabilities, Including New ‘HTTP/2 Bomb’ Attack
Citrix urges customers to patch NetScaler after fixing six vulnerabilities, including the HTTP/2 Bomb flaw and a high-severity CitrixBleed-style information disclosure bug.
The post Citrix Patches NetScaler Vulnerabilities, Including New ‘HTTP/2 Bomb’ Attack appeared first on SecurityWeek.
Exploitation of Fresh Citrix NetScaler Vulnerability Begins
The critical-severity flaw leaks application memory and can be exploited to obtain authenticated administrative session IDs.
The post Exploitation of Fresh Citrix NetScaler Vulnerability Begins appeared first on SecurityWeek.
Critical Citrix NetScaler Vulnerability Poised for Exploitation, Security Firms Warn
An out-of-bounds read vulnerability can be exploited remotely without authentication to read sensitive information from memory.
The post Critical Citrix NetScaler Vulnerability Poised for Exploitation, Security Firms Warn appeared first on SecurityWeek.
Cisco ISE, CitrixBleed 2 Vulnerabilities Exploited as Zero-Days: Amazon
Amazon has seen a threat actor exploiting CVE-2025-20337 and CVE-2025-5777, two critical Cisco and Citrix vulnerabilities, as zero-days.
The post Cisco ISE, CitrixBleed 2 Vulnerabilities Exploited as Zero-Days: Amazon appeared first on SecurityWeek.
Citrix Patches Exploited NetScaler Zero-Day
Zero-day exploited in the wild forces Citrix and CISA to push emergency patch deadlines for federal agencies.
The post Citrix Patches Exploited NetScaler Zero-Day appeared first on SecurityWeek.
CitrixBleed 2: 100 Organizations Hacked, Thousands of Instances Still Vulnerable
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.
CitrixBleed 2 Flaw Poses Unacceptable Risk: CISA
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.
Thousands of Citrix NetScaler Instances Unpatched Against Exploited Vulnerabilities
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.
Evidence Suggests Exploitation of CitrixBleed 2 Vulnerability
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.
