IBM QRadar SIEM HTTP Receiver protocol is vulnerable to a denial of service
CVE-2026-93441 · published 20 Oct 2026
How serious is it
- Severity: high, CVSS score 8.6 out of 10.
- No exploit prediction (EPSS) score yet.
- Not on the CISA list of exploited vulnerabilities.
- No public exploit in Exploit-DB.
Is your app affected by CVE-2026-93441?
Paste this prompt into Claude Code, Cursor or any AI coding tool: it runs a free Shippable scan of your project and fixes what it finds. Built with Lovable, Bolt or v0? Scan your live app. Or upload your package file.
Who is affected
- IBM QRadar Security Information and Event Management: 7.4-20210823144546 to <= 7.5-20260930064858, 7.6-20260330053257 to <= 7.6-20260930064910
How to check
- Find out whether you run the affected product and which version, then compare it with the versions above.
How to fix
Copies a prompt for Claude Code, Cursor or Codex that asks it to check whether you run this product.
- Apply the vendor's update or mitigation from the references below. If there is none yet, limit exposure of the affected service until there is.
- If a vulnerable version was live, check your logs and rotate the secrets that server could read.
The advisory
IBM QRadar SIEM could allow a remote attacker to cause a denial of service due to uncontrolled resource consumption.
Check your whole app
Dependencies are only half of it. Free and read-only: before you push, run npx shippable-dev scan localhost:3000 in your project folder, no account needed. For your live app, you prove it's yours with a one-line tag first.
References
Merged from CVE List. Last updated 23 Oct 2026. All vulnerabilities · RSS · JSON