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CVE-2026-34477

🗓️ 10 Apr 2026 16:16:30Reported by [email protected]Type 
nvd
 nvd🔗 web.nvd.nist.gov👁 3 Views

TLS hostname verification fix incomplete for verifyHostName in Ssl, update Log4j Core to 2.25.4.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities in IBM Tivoli Netcool/OMNIbus_GUI
26 May 202614:03
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability in log4j/2.x affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.
22 Jun 202613:42
–ibm
IBM Security Bulletins		Security Bulletin: IBM InfoSphere Information Server is affected by multiple vulnerabilities in Apache Log4j
24 Jun 202622:08
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities affect IBM Tivoli Netcool Impact 7.1.1.0
1 Jul 202619:41
–ibm
IBM Security Bulletins		Security Bulletin: SPSS Collaboration and Deployment Services is affected by multiple vulnerabilities in Apache Log4j
1 Jul 202605:01
–ibm
IBM Security Bulletins		Security Bulletin: There is a vulnerability in log4j-core-2.25.3.jar used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-34477, CVE-2026-34478, CVE-2026-34480)
29 May 202609:54
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities affect IBM Decision Optimization for Cloud Pak for Data.
19 Jun 202608:43
–ibm
IBM Security Bulletins		Security Bulletin: IBM® Db2® federated server is affected by multiple vulnerabilities in log4j v2.25.3.
23 Jun 202619:51
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerabilities in log4j-core-2.25.2.jar
30 Jun 202611:01
–ibm
IBM Security Bulletins		Security Bulletin: Log4j Core TLS hostname verification bypass via verifyHostName XML attribute allows man-in-the-middle attacks on SMTP/Socket/Syslog appenders.
29 Jun 202613:33
–ibm
Rows per page
NVD
Node
apachelog4jRange2.12.0–2.25.4
OR
apachelog4jMatch3.0.0alpha1
OR
apachelog4jMatch3.0.0alpha1_rc1
OR
apachelog4jMatch3.0.0alpha1_rc2
OR
apachelog4jMatch3.0.0beta1
OR
apachelog4jMatch3.0.0beta2
OR
apachelog4jMatch3.0.0beta3

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17 Jun 2026 10:39Current
CVSS 3.15.9
CVSS 46.3
EPSS0.00395
CWE-297CWE-295
tls hostname verificationverifyHostName attributessl elementsmtp appendersocket appendersyslog appenderlog4j coreversion 2.25.4
3