CVE-2026-8644Critical· 9.1▾ MidnightIBM WebSphere Application Server 9.0, and 8.5 is vulnerable to identity spoofing.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 50.1 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 31.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
0.3% → 0.5%
IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to identity spoofing.
websphere_application_server >= 8.5.0.0, < 8.5.5.30websphere_application_server >= 9.0.0.0, < 9.0.5.29Upgrade past the affected range:
websphere_application_server 9.0.5.29Connected by shared product, vendor, weakness, or advisory.
CVE-2026-4410Medium· 4.8IBM WebSphere Application Server - Liberty 19.0.0.7 through 26.0.0.5 and IBM WebSphere Application Server 9.0, and 8.5 and WebSphere Application Server Liberty are vulnerable to a denial of service, caused by sending a specially-crafted …
CVE-2025-36099Medium· 4.9IBM WebSphere Application Server 8.5 and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request
CVE-2025-12635Medium· 5.4IBM WebSphere Application Server 8.5, 9.0 and IBM WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.12 are affected by cross-site scripting due to improper validation of user-supplied input
CVE-2026-15328High· 7.4IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty is vulnerable to HTTP request smuggling.
CVE-2026-15064High· 8.7IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty is vulnerable to HTTP Response Smuggling due to improper handling of non-standard HTTP version tokens.
CVE-2026-14981High· 7.5IBM WebSphere Application Server and IBM WebSphere Application Server - Liberty are affected by a denial of service vulnerability in the HTTP channel due to unbounded allocation of resources without limits.