Third-Party Package Updates in Splunk AppDynamics Database Agent - May 2026

Advisory ID: SVD-2026-0509

CVE ID:  Multiple

Published: 2026-05-20

Last Update: 2026-05-20

Description

Splunk remedied common vulnerabilities and exposures (CVEs) in Third Party Packages in Splunk AppDynamics Database Agent version 26.4.0, and higher, including the following:

PackageRemediationCVESeverity
openssl1Upgraded to version 3.5.6MultipleHigh
netty2Upgraded to version 4.1.132.FinalMultipleHigh
musl3Upgraded to version 1.2.5-r23MultipleHigh
openjdk4Upgraded to version 17.0.18u8MultipleHigh
log4j-core5Upgraded to version 2.25.4MultipleHigh
busybox6Upgraded to version 1.37.0-r30MultipleLow

1 Upgraded openssl from version 3.5.4 to version 3.5.6 to remedy CVE-2025-15467, CVE-2026-28387, CVE-2025-69420, CVE-2025-69421, CVE-2026-2673, CVE-2026-28388, CVE-2026-28389, CVE-2026-28390, CVE-2026-31790, CVE-2025-69419, CVE-2025-11187, CVE-2025-15468, CVE-2025-66199, CVE-2026-31789, CVE-2026-22795, CVE-2026-22796, CVE-2025-68160, and CVE-2025-69418.

2 Upgraded Netty from version 4.1.129.Final to version 4.1.132.Final to remedy CVE-2026-33871 and CVE-2026-33870.

3 Upgraded musl from version 1.2.5-r21 to version 1.2.5-r23 to remedy CVE-2026-40200 and CVE-2026-6042.

4 Upgraded OpenJDK from version 17.0.17u10 to version 17.0.18u8 to remedy CVE-2026-21945, CVE-2026-21932, CVE-2026-21933, and CVE-2026-21925.

5 Upgraded log4j-core from version 2.25.3 to version 2.25.4 to remedy CVE-2026-34478, CVE-2026-34480, and CVE-2026-34477.

6 Updated the Alpine base image, which upgraded the transitive BusyBox package to version 1.37.0-r30 to remediate CVE-2025-46394 and CVE-2024-58251.

Solution

Upgrade Splunk AppDynamics Database Agent to version 26.4.0 or higher.

Product Status

ProductBase VersionAffected VersionFix Version
Splunk AppDynamics Database Agent26.4Below 26.4.026.4.0

Severity

For the CVEs in this list, Splunk adopted the vendor’s severity rating or the National Vulnerability Database (NVD) common vulnerability scoring system (CVSS) rating, as available.