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Cloud Software Group NetScaler urgent remediation advisory

Advisory/Mitigation
First reported
Last updated
Happening score
H score 55
1 unique sources, 2 articles

Summary

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Cloud Software Group issued urgent remediation guidance for NetScaler ADC and NetScaler Gateway, telling affected customers to install updated versions as soon as possible to reduce exposure. The advisory covers fixes for CVE-2026-3055 and CVE-2026-4368, which affect appliances used for secure remote access and identity functions. The company also provided instructions to help operators identify and patch vulnerable instances before attackers can take advantage of them.

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The U.S. Cybersecurity and Infrastructure Security Agency added CVE-2026-6973 to its Known Exploited Vulnerabilities (KEV) catalog and required Federal Civilian Executive Branch agencies to apply the fixes by May 10, 2026.

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Timeline

  1. 25.03.2026 17:52 2 articles · 2mo ago

    Cloud Software Group urges immediate NetScaler patching

    Mitigation Patch Update

    Cloud Software Group urges affected customers of NetScaler ADC and NetScaler Gateway to install the relevant updated versions as soon as possible and follow the published identification and patching guidance for CVE-2026-3055 and CVE-2026-4368. The fixes cover NetScaler ADC and NetScaler Gateway 13.1 and 14.1 builds, plus NetScaler ADC 13.1-FIPS and 13.1-NDcPP, after Citrix identified a memory overread that could expose session tokens and a race condition that could cause user session mix-ups.

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