Citrix NetScaler bug exploited in days, may be multiple flaws in a trench coat
ID: 9159b209-326d-5f7b-9160-dbc718c5a7b5
STIX ID: report--9159b209-326d-5f7b-9160-dbc718c5a7b5
Feed Name: The Register (Security)
Threat Score
In-the-wild exploitation of a critical Citrix NetScaler memory overread (CVE-2026-3055, CVSS 9.3) began within days of disclosure; researchers observed reconnaissance and active exploitation that can return sensitive memory contents (tokens, credentials). The flaw comprises multiple related memory-leak issues, affects widely exposed NetScaler ADC/Gateway deployments in identity paths, and authorities have urged immediate patching.
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