CVE-2026-88041Low▾ SunlitA 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…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 13.8 · likelihood 0.1 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Oct 22.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CSAF
none → low
0.3%
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.
tomcat: tomcat: Information disclosure via incomplete HTTP trailer cleanup — rated Low by Red Hat. Released 2026-10-20.
Fixed:
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ https://access.redhat.com/errata/RHSA-2026:85926 For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ https://access.redhat.com/errata/RHSA-2026:81365
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-93446Mediumtomcat: Apache Tomcat: Possible TLS 1.3 connection failures (CVE-2026-93446)
CVE-2026-74048Low· 3.7tomcat: Tomcat: Cryptographic policy bypass via FIPS activation failure (CVE-2026-74048)
CVE-2026-74049Low· 3.7tomcat: Apache Tomcat: Jasper JSTL <c:redirect> plug-in implementation omits page abort (SKIP_PAGE) (CVE-2026-74049)
CVE-2026-80353Low· 3.6tomcat: tomcat: Unauthorized socket access via TOCTOU race condition (CVE-2026-80353)
CVE-2026-101356Medium· 5.3tomcat: tomcat: Information disclosure via incorrect object recycling in HTTP/2 processing (CVE-2026-101356)
CVE-2026-103119Medium· 4.8tomcat: Apache Tomcat: Information disclosure via buffer under-read during non-blocking writes (CVE-2026-103119)