Third-Party Package Update in Splunk Enterprise - MongoDB CVE-2025-14847

Advisory ID: SVD-2026-0101

CVE ID: CVE-2025-14847

Published: 2026-01-29

Last Update: 2026-01-29

CVSSv3.1 Score: 5.3, Medium

CWE: NA

Bug ID: VULN-56383

Description

Splunk remedied CVE-2025-14847 in MongoDB in Splunk Enterprise versions 10.2.0, 10.0.3, 9.4.8, 9.3.9, 9.2.12, and higher by implementing the workaround recommended by MongoDB. See the following for MongoDB upgrades and patches:

  • For Splunk Enterprise 10.2.0, 10.0.3, and 9.4.8 for Linux, Splunk Enterprise upgraded the MongoDB versions to 8.0.10-patch-67e1e610f737760007cfe08b, 7.0.18-patch-694341b1e05e2a0007bc4524, 6.0.27, 5.0.32, and 4.4.30, which include the fix for CVE-2025-14847.
  • For Splunk Enterprise 10.2.0, 10.0.3, and 9.4.8 for Windows, Splunk Enterprise upgraded the MongoDB versions to 8.0.17, 7.0.28, 6.0.27, 5.0.32, and 4.4.30.
  • For Splunk Enterprise 9.3.9 and 9.2.12 for Linux, Splunk Enterprise upgraded MongoDB to 4.2.17v5-patch-694ad0da1ac2990007ffa5ea, which includes the fix for CVE-2025-14847.
  • For Splunk Enterprise 9.3.9 and 9.2.12 for Windows, Splunk Enterprise upgraded MongoDB to 4.2.25-patch-694b30f24454a30007aabc2e, which includes the fix for CVE-2025-14847.

Older MongoDB versions included in Splunk Enterprise are only used for a one‑time migration during major or minor upgrades and are not used during maintenance updates or otherwise.

Other Splunk products including the Splunk Universal Forwarder are not affected.

Solution

Upgrade Splunk Enterprise to versions 10.2.0, 10.0.3, 9.4.8, 9.3.9, 9.2.12, or higher.

Product Status

ProductBase VersionComponentAffected VersionFix Version
Splunk Enterprise10.2KV StoreNot affected10.2.0
Splunk Enterprise10.0KV Store10.0.0 to 10.0.210.0.3
Splunk Enterprise9.4KV Store9.4.0 to 9.4.79.4.8
Splunk Enterprise9.3KV Store9.3.0 to 9.3.89.3.9
Splunk Enterprise9.2KV Store9.2.0 to 9.2.119.2.12

Mitigations and Workarounds

As a potential mitigation, disable the App Key Value Store (KV Store) on indexers or heavy forwarders, and on any installation that does not have any local apps or local lookups that use the KV Store. See Splunk help for more information.

Detections

None

Severity

Splunk rated the vulnerability as Medium, 5.3, with a CVSSv3.1 vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Splunk Enterprise’s use of MongoDB is limited to the KV Store and KV Store lookups. See Splunk Help for more information on how apps might use the KV Store.