Bundesamt für Sicherheit in der Informationstechnik Amazon · Apache Tomcat: Mehrere Schwachstellen
Affects Bundesamt für Sicherheit in der Informationstechnik AmazonSource GCVE Database
Not known to be exploited · CVSS 9.1 Critical · fixed in 11.0.27 : patch Bundesamt für Sicherheit in der Informationstechnik Amazon as a priority.
Data as of 10 Nov 2026, 11:36 UTC
Thin evidence
One scorer or none| CISA-ADP | CVSS 4.0 | 9.1 |
|---|---|---|
| CISA-ADP | CVSS 3.1 | 8.1 |
- Patch
- Available – fixed in 11.0.27
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 20 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apache Software FoundationApache Tomcat | Affected
| Fixed in– |
Mavenorg.apache.tomcat/tomcatpkg:maven/org.apache.tomcat/tomcatOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Upgrade Apache Tomcat to version 11.0.27 or later to address these vulnerabilities. No additional mitigation guidance or vendor advisory content is provided.
Description
Multiple vulnerabilities have been identified in Apache Tomcat versions prior to 11.0.27. Apache Tomcat is a web application server used across various platforms. These issues have been addressed in version 11.0.27.
References
- wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-4066.json (opens in a new tab)
- wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-4066 (opens in a new tab)
- tomcat.apache.org/security-9.html (opens in a new tab)
- tomcat.apache.org/security-10.html (opens in a new tab)
- tomcat.apache.org/security-11.html (opens in a new tab)
- seclists.org/oss-sec/2026/q4/253 (opens in a new tab)
- seclists.org/oss-sec/2026/q4/254 (opens in a new tab)
- seclists.org/oss-sec/2026/q4/255 (opens in a new tab)
- seclists.org/oss-sec/2026/q4/256 (opens in a new tab)
- seclists.org/oss-sec/2026/q4/257 (opens in a new tab)
- seclists.org/oss-sec/2026/q4/258 (opens in a new tab)
- seclists.org/oss-sec/2026/q4/259 (opens in a new tab)
- seclists.org/oss-sec/2026/q4/260 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2556181 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2556182 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2556183 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2556184 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2556185 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2556186 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2556187 (opens in a new tab)