CVE-2026-9311
An attacker can exploit multiple vulnerabilities in IBM WebSphere Application Server to bypass security measures and execute code.
CSIRTS triage
- What
- Multiple vulnerabilities in IBM WebSphere Application Server can be exploited to bypass security measures and execute code.
- Who is affected
- Deployments of IBM WebSphere Application Server are affected by these vulnerabilities.
- Urgency
- Remediation is high urgency due to the potential for security bypass and arbitrary code execution.
- Action
- Users should update to the latest version of IBM WebSphere Application Server to address these vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-9311
Get an email if CVE-2026-9311 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Low exploitation risk0.51% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 40% of all EPSS-scored CVEs.
Advisory coverage (1)
- high[UPDATE] [high] IBM WebSphere Application Server: Multiple vulnerabilitiescert-bund · 2026-07-03
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-9311)