CVE-2026-88041
published 2026-10-20CVE-2026-88041: Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request. This issue affects…
PriorityP432
EPSS
0.25%
16.2th percentile
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apache_software_foundation | apache_tomcat | 10.1.27 – 10.1.60 | — |
| apache_software_foundation | apache_tomcat | 11.0.0-M23 – 11.0.26 | — |
| apache_software_foundation | apache_tomcat | 9.0.92 – 9.0.122 | — |
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Red Hat
tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup
vendor_redhat·2026-10-20
CVE-2026-88041 [LOW] CWE-459 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup
tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup
A flaw was found in Apache Tomcat. Due to an incomplete cleanup vulnerability, HTTP (Hypertext Transfer Protocol) trailer headers from a previous request can persist and leak into a subsequent request processed on the same connection. This issue may allow a remote user to access sensitive request data belonging to another client, resulting in information disclosure.
GHSA
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
ghsa_unreviewed·2026-10-20
CVE-2026-88041 CWE-459 Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-rawhide]
bugzilla·2026-10-21
CVE-2026-88041 [LOW] CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-rawhide]
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-rawhide]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
Bugzilla
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-44]
bugzilla·2026-10-21
CVE-2026-88041 [LOW] CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-44]
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-44]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
Bugzilla
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-43]
bugzilla·2026-10-21
CVE-2026-88041 [LOW] CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-43]
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup [fedora-43]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
Bugzilla
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup
bugzilla·2026-10-20
CVE-2026-88041 [LOW] CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup
CVE-2026-88041 tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup
Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.
This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
2026-10-20
Published