Dutch Cybersecurity Crisis: Citrix NetScaler Vulnerability Strikes Again!
The Dutch National Cyber Security Centre has issued a warning about cyber attacks exploiting a critical Citrix NetScaler ADC flaw. Known as CVE-2025-6543, this vulnerability is wreaking havoc on organizations, making it as welcome as a rainstorm at a beach party. Investigations are ongoing to assess the full extent of the damage.
Hot Take:
Citrix’s NetScaler ADC vulnerability is the cybersecurity equivalent of leaving your front door wide open while a sign says “free cookies inside” – irresistible to hackers with a sweet tooth for chaos. The Dutch NCSC is sounding the alarm, but let’s hope organizations remember to patch things up before it’s too late, or they might find themselves in a virtual cookie jar of trouble!
Key Points:
- A critical security flaw in Citrix NetScaler ADC, CVE-2025-6543, is being actively exploited in the Netherlands.
- The vulnerability has a CVSS score of 9.2, making it extremely dangerous.
- The flaw has been exploited since May 2025, and patches were released in late June 2025.
- The NCSC-NL suggests immediate patching and session termination to mitigate risks.
- Malicious web shells have been found on compromised devices, indicating sophisticated attacks.
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