Improper input validation in Oracle products - CVE-2026-61308

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Main Vulnerability Database Vulnerabilities #VU161727

Improper input validation in Oracle products - CVE-2026-61308

Published: November 7, 2026


Vulnerability identifier: #VU161727
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-61308
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Networking component in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.


Affected software

Oracle Java SE
Oracle GraalVM for JDK
Oracle GraalVM Enterprise Edition
Debian Linux
openEuler
java-21-openjdk-src-slowdebug
java-21-openjdk
java-21-openjdk-demo
java-21-openjdk-demo-slowdebug
java-21-openjdk-devel
java-21-openjdk-devel-slowdebug
java-21-openjdk-headless
java-21-openjdk-headless-slowdebug
java-21-openjdk-javadoc-zip
java-21-openjdk-jmods
java-21-openjdk-jmods-slowdebug
java-21-openjdk-slowdebug
java-21-openjdk-src
java-21-openjdk-javadoc
java-25-openjdk-demo
java-25-openjdk-demo-slowdebug
java-25-openjdk-devel
java-25-openjdk-devel-slowdebug
java-25-openjdk-headless
java-25-openjdk-headless-slowdebug
java-25-openjdk-javadoc
java-25-openjdk-javadoc-zip
java-25-openjdk-jmods
java-25-openjdk-jmods-slowdebug
java-25-openjdk-slowdebug
java-25-openjdk-src
java-25-openjdk-src-slowdebug
java-25-openjdk
openjdk-21 (Debian package)
openjdk-25 (Debian package)

How to mitigate CVE-2026-61308

Install updates from vendor's website.

java-21-openjdk-src-slowdebug - update to 21.0.12.8-4
java-21-openjdk - update to 21.0.12.8-4
java-21-openjdk-demo - update to 21.0.12.8-4
java-21-openjdk-demo-slowdebug - update to 21.0.12.8-4
java-21-openjdk-devel - update to 21.0.12.8-4
java-21-openjdk-devel-slowdebug - update to 21.0.12.8-4
java-21-openjdk-headless - update to 21.0.12.8-4
java-21-openjdk-headless-slowdebug - update to 21.0.12.8-4
java-21-openjdk-javadoc-zip - update to 21.0.12.8-4
java-21-openjdk-jmods - update to 21.0.12.8-4
java-21-openjdk-jmods-slowdebug - update to 21.0.12.8-4
java-21-openjdk-slowdebug - update to 21.0.12.8-4
java-21-openjdk-src - update to 21.0.12.8-4
java-21-openjdk-javadoc - update to 21.0.12.8-4
java-25-openjdk-demo - update to 25.0.4.7-1
java-25-openjdk-demo-slowdebug - update to 25.0.4.7-1
java-25-openjdk-devel - update to 25.0.4.7-1
java-25-openjdk-devel-slowdebug - update to 25.0.4.7-1
java-25-openjdk-headless - update to 25.0.4.7-1
java-25-openjdk-headless-slowdebug - update to 25.0.4.7-1
java-25-openjdk-javadoc - update to 25.0.4.7-1
java-25-openjdk-javadoc-zip - update to 25.0.4.7-1
java-25-openjdk-jmods - update to 25.0.4.7-1
java-25-openjdk-jmods-slowdebug - update to 25.0.4.7-1
java-25-openjdk-slowdebug - update to 25.0.4.7-1
java-25-openjdk-src - update to 25.0.4.7-1
java-25-openjdk-src-slowdebug - update to 25.0.4.7-1
java-25-openjdk - update to 25.0.4.7-1
openjdk-21 (Debian package) - update to 21.0.12.1+1-1~deb13u1
openjdk-25 (Debian package) - update to 25.0.4.1+1-1~deb13u1

External References

Related Security Bulletins