{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"critical"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"SUSE CVE-2026-27727","title":"Title"},{"category":"description","text":"mchange-commons-java, a library that provides Java utilities, includes code that mirrors early implementations of JNDI functionality, including support for remote `factoryClassLocation` values, by which code can be downloaded and invoked within a running application. If an attacker can provoke an application to read a maliciously crafted `jaxax.naming.Reference` or serialized object, they can provoke the download and execution of malicious code. Implementations of this functionality within the JDK were disabled by default behind a System property that defaults to `false`, `com.sun.jndi.ldap.object.trustURLCodebase`. However, since mchange-commons-java includes an independent implementation of JNDI derefencing, libraries (such as c3p0) that resolve references via that implementation could be provoked to download and execute malicious code even after the JDK was hardened. Mirroring the JDK patch, mchange-commons-java's JNDI functionality is gated by configuration parameters that default to restrictive values starting in version 0.4.0. No known workarounds are available. Versions prior to 0.4.0 should be avoided on application CLASSPATHs.","title":"Description of the CVE"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"CVE-2026-27727","url":"https://www.suse.com/security/cve/CVE-2026-27727"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1258913 for CVE-2026-27727","url":"https://bugzilla.suse.com/1258913"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0855-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-March/024666.html"}],"title":"SUSE CVE 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If an attacker can provoke an application to read a maliciously crafted `jaxax.naming.Reference` or serialized object, they can provoke the download and execution of malicious code. Implementations of this functionality within the JDK were disabled by default behind a System property that defaults to `false`, `com.sun.jndi.ldap.object.trustURLCodebase`. However, since mchange-commons-java includes an independent implementation of JNDI derefencing, libraries (such as c3p0) that resolve references via that implementation could be provoked to download and execute malicious code even after the JDK was hardened. Mirroring the JDK patch, mchange-commons-java's JNDI functionality is gated by configuration parameters that default to restrictive values starting in version 0.4.0. No known workarounds are available. Versions prior to 0.4.0 should be avoided on application CLASSPATHs.","title":"CVE description"}],"product_status":{"first_fixed":["SUSE Manager Proxy LTS 4.3:release-notes-susemanager-proxy-4.3.17-150400.3.107.1","SUSE Manager Retail Branch Server LTS 4.3:release-notes-susemanager-proxy-4.3.17-150400.3.107.1","SUSE Manager Server LTS 4.3:release-notes-susemanager-4.3.17-150400.3.151.1"],"known_affected":["openSUSE Leap 15.6:c3p0","openSUSE Leap 15.6:c3p0-javadoc"],"recommended":["SUSE Manager Server LTS 4.3:c3p0-0.9.5.5-150400.3.5.1","SUSE Manager Server LTS 4.3:mchange-commons-0.2.20-150400.3.3.1","openSUSE Leap 15.6:c3p0-0.9.5.5-150400.3.5.1","openSUSE Leap 15.6:c3p0-javadoc-0.9.5.5-150400.3.5.1","openSUSE Leap 15.6:mchange-commons-0.2.20-150400.3.3.1","openSUSE Leap 15.6:mchange-commons-javadoc-0.2.20-150400.3.3.1","openSUSE Tumbleweed:c3p0-0.12.0-1.1","openSUSE Tumbleweed:c3p0-javadoc-0.12.0-1.1","openSUSE Tumbleweed:mchange-commons-0.4.0-1.1","openSUSE Tumbleweed:mchange-commons-javadoc-0.4.0-1.1"]},"references":[{"category":"external","summary":"CVE-2026-27727","url":"https://www.suse.com/security/cve/CVE-2026-27727"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1258913 for CVE-2026-27727","url":"https://bugzilla.suse.com/1258913"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0855-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-March/024666.html"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Manager Server LTS 4.3:c3p0-0.9.5.5-150400.3.5.1","SUSE Manager Server LTS 4.3:mchange-commons-0.2.20-150400.3.3.1","openSUSE Leap 15.6:c3p0-0.9.5.5-150400.3.5.1","openSUSE Leap 15.6:c3p0-javadoc-0.9.5.5-150400.3.5.1","openSUSE Leap 15.6:mchange-commons-0.2.20-150400.3.3.1","openSUSE Leap 15.6:mchange-commons-javadoc-0.2.20-150400.3.3.1","openSUSE Tumbleweed:c3p0-0.12.0-1.1","openSUSE Tumbleweed:c3p0-javadoc-0.12.0-1.1","openSUSE Tumbleweed:mchange-commons-0.4.0-1.1","openSUSE Tumbleweed:mchange-commons-javadoc-0.4.0-1.1"]}],"scores":[{"cvss_v3":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Manager Server LTS 4.3:c3p0-0.9.5.5-150400.3.5.1","SUSE Manager Server LTS 4.3:mchange-commons-0.2.20-150400.3.3.1","openSUSE Leap 15.6:c3p0-0.9.5.5-150400.3.5.1","openSUSE Leap 15.6:c3p0-javadoc-0.9.5.5-150400.3.5.1","openSUSE Leap 15.6:mchange-commons-0.2.20-150400.3.3.1","openSUSE Leap 15.6:mchange-commons-javadoc-0.2.20-150400.3.3.1","openSUSE Tumbleweed:c3p0-0.12.0-1.1","openSUSE Tumbleweed:c3p0-javadoc-0.12.0-1.1","openSUSE Tumbleweed:mchange-commons-0.4.0-1.1","openSUSE Tumbleweed:mchange-commons-javadoc-0.4.0-1.1"]}],"threats":[{"category":"impact","date":"2026-02-25T19:05:06Z","details":"critical"}],"title":"CVE-2026-27727"}]}