Security Bulletin: Impacted IBM Optim for z/OS 1.0.0, 1.1.0 and 1.2.0 by vulnerabilities in jackc/Pgx, cloudflare/cfSSL, x/net

Summary IBM Optim for z/OS version 1.0.0, 1.1.0 and 1.2.0 depends on open-source packages jackc/Pgx, cloudflare/cfSSL and x/net which are affected by medium, high and critical severity vulnerabilities. IBM Optim for z/OS 2.0.0 resolves these vulnerabilities by upgrading the affected open-source...

Security Bulletin: IBM App Connect Enterprise and IBM Integration Bus for z/OS are vulnerable to Uncontrolled Recursion due to IBM Java (CVE-2026-16440)

Summary IBM App Connect Enterprise and IBM Integration Bus for z/OS are vulnerable to Uncontrolled Recursion due to IBM Java. Vulnerability Details CVEID:CVE-2026-16440 DESCRIPTION: In Eclipse OpenJ9 versions up to 0.60, a crafted .class file with deeply nested annotations causes a segmentation...

Security Bulletin: IBM App Connect Enterprise and IBM Integration Bus for z/OS are vulnerable to multiple vulnerabilities due to IBM Java SDK

Summary IBM App Connect Enterprise and IBM Integration Bus for z/OS are vulnerable to multiple vulnerabilities due to IBM Java SDK. Vulnerability Details CVEID:CVE-2026-41254 DESCRIPTION: Little CMS lcms2 through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is...

Security Bulletin: Vulnerable Version of Software in Use

Summary Vulnerable Version of Software in Use: Prior versions include vulnerable version of curl. Vulnerability Details CVEID:CVE-2026-3783 DESCRIPTION: When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a redirect to a second URL, curl could leak that token to...

Security Bulletin: Vulnerable Version of Software in Use

Summary Vulnerable Version of Software in Use: Prior versions include vulnerable version of curl. Vulnerability Details CVEID:CVE-2025-14017 DESCRIPTION: When doing multi-threaded LDAPS transfers LDAP over TLS with libcurl, changing TLS options in one thread would inadvertently change them global...

Security Bulletin: Vulnerable Version of Software in Use (CVE-2026-5704)

Summary Vulnerable Version of Software in Use: Prior versions include vulnerable version of tar. Vulnerability Details CVEID:CVE-2026-5704 DESCRIPTION: A flaw was found in tar. A remote attacker could exploit this vulnerability by crafting a malicious archive, leading to hidden file injection wit...

Security Bulletin: Vulnerable Version of Software in Use

Summary Vulnerable Version of Software in Use: Prior versions include vulnerable version of curl. Vulnerability Details CVEID:CVE-2026-3805 DESCRIPTION: When doing a second SMB request to the same host again, curl would wrongly use a data pointer pointing into already freed memory. CWE:CWE-416: U...

Security Bulletin: IBM App Connect Enterprise and IBM Integration Bus for z/OS are vulnerable to multiple vulnerabilities due to jackson-databind

Summary IBM App Connect Enterprise and IBM Integration Bus for z/OS are vulnerable to multiple vulnerabilities due to jackson-databind. Vulnerability Details CVEID:CVE-2026-54512 DESCRIPTION: jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data...

CVE-2026-17443

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote authenticated attacker to obtain sensitive information due to an XML external entity XXE injection flaw...

CVE-2026-17444

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote authenticated attacker to obtain sensitive information due to an XML external entity XXE injection...

CVE-2026-17440

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a local attacker to cause a denial of service due to uncontrolled recursion...

CVE-2026-16689

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a local attacker to obtain sensitive information due to improper logging of credentials...

CVE-2026-16180 IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 Toolkit could allow an authenticated user to cause a denial-of-service condition due to improper validation of XML entities...

EUVD-2026-71490

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 Toolkit could allow an authenticated user to cause a denial-of-service condition due to improper validation of XML entities...

CVE-2026-16689 IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a local attacker to obtain sensitive information due to improper logging of credentials...

CVE-2026-16689

IBM App Connect Enterprise (versions 13.0.1.0–13.0.8.1 and 12.0.1.0–12.0.12.28) and IBM Integration Bus for z/OS (10.1.0.0–10.1.0.7) are affected by improper logging of credentials in Adapter nodes , allowing a local attacker to obtain sensitive information. The vulnerability requires no privileg...

CVE-2026-17440 IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a local attacker to cause a denial of service due to uncontrolled recursion...

EUVD-2026-71475

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a local attacker to cause a denial of service due to uncontrolled recursion...

CVE-2026-17443 IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs

IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote authenticated attacker to obtain sensitive information due to an XML external entity XXE injection flaw...

CVE-2026-17443

CVE-2026-17443 affects IBM App Connect Enterprise (13.0.1.0–13.0.8.1 and 12.0.1.0–12.0.12.28) and IBM Integration Bus for z/OS (10.1.0.0–10.1.0.7). The vulnerability is an XML External Entity (XXE) injection in Adapter nodes , allowing a remote authenticated attacker to obtain sensitive informati...