Improper Authorization Affecting org.apache.tomcat:tomcat-coyote package, versions [,9.0.113)[10.1.0-M1,10.1.50)[11.0.0-M1,11.0.15)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published18 Feb 2026
- disclosed16 Feb 2026
- creditUnknown
Introduced: 16 Feb 2026
CVE-2026-24733 (opens in a new tab)How to fix?
Upgrade org.apache.tomcat:tomcat-coyote to version 9.0.113, 10.1.50, 11.0.15 or higher.
Overview
org.apache.tomcat:tomcat-coyote is a Tomcat Connectors and HTTP parser.
Affected versions of this package are vulnerable to Improper Authorization in prepareRequestProtocol(), which accepts HTTP/0.9 requests other than GET. A security constraint configured to allow HEAD requests to a URI but deny GET requests allows a user to bypass the constraint by sending an invalid HEAD request.