CVE-2026-77816
MediumCVSS 6.5Summary
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 administrative client could allow man-in-the-middle attacks. An attacker could exploit this vulnerability to obtain sensitive information.
Risk Assessment
A man-in-the-middle attacker could intercept or modify administrative client communication, leading to leakage of credentials or configuration data.
Recommendation
Update IBM WebSphere Application Server - Liberty to a patched version and enforce encryption and certificate verification for administrative communication.
Other vulnerabilities in IBM WebSphere Application Server - Liberty
See all- CVE-2026-95696Medium
IBM WebSphere Application Server - Liberty versions 20.0.0.12 through 26.0.0.10 could allow a remote attacker to cause a denial of service due to an uncaught exception. An attacker could exploit this to make the service unavailable.
- CVE-2026-95695High
IBM WebSphere Application Server - Liberty 20.0.0.12 through 26.0.0.10 could allow a remote attacker to bypass security restrictions due to incorrect authorization.
- CVE-2026-93905High
IBM WebSphere Application Server - Liberty versions 17.0.0.3 through 26.0.0.10 could allow an unauthenticated remote attacker to corrupt the persisted status of batch job instances. The vulnerability can be exploited without authentication, increasing the risk.
- CVE-2026-79715Medium
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 could allow a local attacker to traverse directories on the system. An attacker could use a specially crafted application archive to write files outside the intended directory.
- CVE-2026-14909Medium
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 is affected by an information disclosure vulnerability that allows an authenticated attacker to obtain sensitive information when restConnector-2.0 is enabled.
- CVE-2026-14532Medium
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 could allow a Reader-role attacker to obtain version information that causes an uncaught exception.
- CVE-2026-11713Medium
IBM WebSphere Application Server Liberty versions 17.0.0.3 through 26.0.0.9 are affected by a privilege escalation vulnerability when the restConnector-2.0 feature is enabled.
- CVE-2026-105443High
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 has insufficient isolation between servers sharing an install. This could lead to unauthorized access or security breaches between applications.
- CVE-2026-3621High
IBM WebSphere Application Server - Liberty versions 17.0.0.3 through 26.0.0.4 is vulnerable to identity spoofing under limited conditions when an application is deployed without authentication and authorization configured.
- CVE-2026-93909Critical
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 is vulnerable by an authentication bypass vulnerability when samlWeb-2.0 feature is enabled.
Original NVD description (English source)
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 administrative client could allow man-in-the-middle attacks. An attacker could exploit this vulnerability to obtain sensitive information.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS