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CVE-2026-86243

🗓️ 24 Sep 2026 00:00:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 5 Views

Buffer over-read in Apache Tomcat Native during TLS handshake allows DoS via JVM crash.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-86243
23 Sep 202612:24
–cve
cvelist
Cvelist
CVE-2026-86243 Apache Tomcat Native: DoS via TLS handshake
23 Sep 202612:24
–cvelist
debiancve
Debian CVE
CVE-2026-86243
23 Sep 202612:24
–debiancve
euvd
EUVD
EUVD-2026-85267
23 Sep 202612:24
–euvd
nvd
NVD
CVE-2026-86243
23 Sep 202613:17
–nvd
osv
OSV
DEBIAN-CVE-2026-86243
23 Sep 202613:17
–osv
osv
OSV
UBUNTU-CVE-2026-86243
24 Sep 202600:00
–osv
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-86243: Buffer Over-read
23 Sep 202600:00
–rapid7
tomcat
Apache Tomcat
Fixed in Apache Tomcat Native Connector 2.0.16 / 1.3.9
23 Sep 202612:24
–tomcat
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-86243
24 Sep 202600:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu16.04alltomcat-native0tomcat-native_0_all.deb
Ubuntu18.04alltomcat-native0tomcat-native_0_all.deb
Ubuntu20.04alltomcat-native0tomcat-native_0_all.deb
Ubuntu22.04alltomcat-native0tomcat-native_0_all.deb
Ubuntu24.04alltomcat-native0tomcat-native_0_all.deb
Ubuntu26.04alltomcat-native0tomcat-native_0_all.deb

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24 Sep 2026 23:43Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00398
SSVC
5