Ubuntu Multiple OpenJDK Versions Exposed to Remote Information Theft Vulnerabilities
Article Content
Browse articles 
Vulnerabilities have been identified in OpenJDK versions 8, 11, and 21, as well as CRaC JDK 21. The RMI component in these versions allows unauthenticated remote attackers to establish TCP endpoint connections without proper endpoint identification, potentially leading to sensitive information theft. The issues were discovered by researcher Mingijung and are associated with CVE-2026-21925.
Ask AI about this cluster
Answers cite the sources they use
Updated 211d ago How this analysis works
More articles in this cluster (16)
Following this threat?
Track Ubuntu and CVE-2026-21925 in your own feed — you're alerted when they show up in new reporting, leak sites or exploitation.
Free account · no card needed
Continue Reading
CVE-2015-3306 Exploited in ProFTPD FTP Servers CVE-2015-3306, a vulnerability in ProFTPD 1.3.5, allows remote attackers to read and write arbitrary files using the SITE CPFR and SITE CPTO commands. This exploit can lead to unauthorized access and potential remote code execution, as the commands are executed with the privileges of the ProFTPD service. Active… 
CISA Mandates Urgent Patching of Five Critical Flaws Exploited by Flax Typhoon The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to patch five critical vulnerabilities by October 11, 2026, following exploitation by the China-linked hacking group Flax Typhoon. The vulnerabilities, added to CISA's Known Exploited Vulnerabilities (KEV) catalog, include…