VulnerabilitycriticalExploited in the wild

Citrix Releases Emergency Patches for Actively Exploited CVE-2025

The Hacker Newsby @TheHackersNewsJul 1, 2025 · 13:29 UTC (Jul 1, 2025)3 min read1

Read at thehackernews.com

Analyze CVE-2025-6543 with Vani AIImpact, affected versions, exploitation, mitigations and detection

CVEs: CVE-2025-6543 CVE-2025-5777 CVE-2023-4966

Tags: cve-2025-6543 cve-2025-5777 cve-2023-4966 vulnerability

Vulnerabilities mentioned

All

CVE	Vulnerability	CVSS	EPSS	Signals	Published
CVE-2023-4966	Info-Disclosure Buffer Overflow (CitrixBleed) in Citrix NetScaler ADC/Gateway	7.5	100%	KEVRansomware	Oct 10, 2023 KEV Oct 18, 2023
CVE-2025-5777	Out-of-Bounds Read (Memory Overread) in Citrix NetScaler ADC and Gateway	9.3	100%	KEVRansomware	Jun 17, 2025 KEV Jul 10, 2025
CVE-2025-6543	Memory Buffer Overflow in Citrix NetScaler ADC and Gateway Exploited in the Wild	9.2	10%	KEV	Jun 25, 2025 KEV Jun 30, 2025

From the original article

3 min read at thehackernews.com

 Ravie Lakshmanan  Jun 25, 2025 Vulnerability / Network Security Citrix has released security updates to address a critical flaw affecting NetScaler ADC that it said has been exploited in the wild. The vulnerability, tracked as CVE-2025-6543 , carries a CVSS score of 9. 2 out of a maximum of 10.

The Hacker News

By @TheHackersNews · thehackernews.com

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