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By Igal Zeifman

IBM has disclosed three critical flaws in WebSphere Application Server 8.5 and 9.0, including identity spoofing and two remote code execution paths that let unauthenticated attackers impersonate users or run code.

Read more about Emerging Threats: (CVE-2026-8644, CVE-2026-9311, CVE-2026-9319) IBM WebSphere Application Server Identity Spoofing and RCE
By Igal Zeifman

Sample of assets impacted by NGINX nginx-poolslip vulnerability, identified by the CyCognito Platform What is CVE-2026-9256? CVE-2026-9256, publicly nicknamed “nginx-poolslip,” is a heap buffer overflow in the ngx_http_rewrite_module component of NGINX Plus and NGINX Open Source. The flaw is triggered when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression captures (for example, ^/((.*))$) and a replacement string that references multiple such captures (for example, $1$2) in a redirect or arguments context. Under these conditions, NGINX underestimates the length of the output after URI escaping, producing an out-of-bounds write inside the worker process memory pool. The…

Read more about Emerging Threat: (CVE-2026-9256) NGINX Heap Buffer Overflow via Rewrite Module
By Igal Zeifman

A cross-site scripting vulnerability in Microsoft Exchange Server’s Outlook Web Access lets an unauthenticated attacker execute arbitrary JavaScript in a victim’s browser session by sending a specially crafted email, and is already being exploited in the wild.

Read more about Emerging Threat: (CVE-2026-42897) Microsoft Exchange OWA Cross-Site Scripting via Crafted Email