CVE-2026-88041
Information disclosure via incomplete HTTP trailer cleanup
CVE-2026-88041: Information disclosure via incomplete HTTP trailer cleanup. Not in the CISA KEV catalog. Low advisory severity.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
CVE-2026-88041 at a glance
- CISA KEV
- Not listed (catalog checked )
- Highest advisory severity
- Low
- Weakness
- CWE-459
- Fixed releases
- Apache: 11.0.27, 10.1.61, 9.0.123
- Red Hat: tomcat10-main-10.1.61-0.1.hum1, tomcat11-main-11.0.27-0.1.hum1, RHSA-2026:85926
- VulniPulse record
- Published · Updated
Scores, vectors, weaknesses and fixed releases are quoted from vendor advisories that cover only CVE-2026-88041; bulletin-wide values are not repeated here.
Is CVE-2026-88041 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-88041 is not in the CISA KEV catalog (checked ) and no tracked advisory for it reports exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2026-88041?
Upgrade to a fixed release named by the vendor:
- Apache: 11.0.27, 10.1.61, 9.0.123
- Red Hat: tomcat10-main-10.1.61-0.1.hum1, tomcat11-main-11.0.27-0.1.hum1, RHSA-2026:85926
- Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue. (Apache)
Vendor advisory comparison
Apache
1 advisory- Advisory severityUnrated
Advisory [CVE-2026-88041] Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request
CVE-2026-88041Source published Source updated
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 products in this advisory
- Apache Tomcat
- Source-reported affected versions
- 11.0.0-M23 through 11.0.26
- 10.1.27 through 10.1.60
- 9.0.92 through 9.0.122.
- through 9.0.122
- Source-reported fixed versions
- 11.0.27
- 10.1.61
- 9.0.123
- Mitigation guidance
- Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
Red Hat
1 advisory- Advisory severityLow
Low [CVE-2026-88041] Information disclosure via incomplete HTTP trailer cleanup
CVE-2026-88041Source published Source updated
Information disclosure via incomplete HTTP trailer cleanup. Red Hat rates this low. Weakness: CWE-459. Red Hat lists fixing advisory RHSA-2026:85926 with package tomcat10-main-10.1.61-0.1.hum1, tomcat11-main-11.0.27-0.1.hum1. Affected product named by the advisory: Red Hat Hardened Images.
- Related products — impact not confirmed
- Red Hat Hardened Images
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- tomcat10-main-10.1.61-0.1.hum1
- tomcat11-main-11.0.27-0.1.hum1
- RHSA-2026:85926
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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