ESB-2026.5500

=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2026.5500 SVD-2026-0505: Third-Party Package Updates in Splunk Enterprise - May 2026 21 May 2026 =========================================================================== AUSCERT Security Bulletin Summary --------------------------------- Product: Splunk Enterprise Publisher: Splunk Operating System: Windows UNIX variants (UNIX, Linux, OSX) Resolution: Patch/Upgrade CVE Names: CVE-2025-22872 CVE-2025-61726 CVE-2025-61731 CVE-2025-68121 CVE-2025-68156 CVE-2026-27141 CVE-2025-61732 CVE-2025-47911 CVE-2025-58190 Original Bulletin: https://advisory.splunk.com//advisories/SVD-2026-0505 Comment: CVSS (Max): 10.0 CVE-2025-68121 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H) CVSS Source: GitHub, [NIST], CISA-ADP Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H EPSS (Max): 0.1% (30th) CVE-2025-22872 2026-05-20 - --------------------------BEGIN INCLUDED TEXT-------------------- Third-Party Package Updates in Splunk Enterprise - May 2026 Advisory ID: SVD-2026-0505 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 Enterprise versions 10.2.3, 10.0.6, 9.4.11, 9.3.12, and higher. Package Remediation CVE Severity [golang.org/x/net](http:/ Upgraded golang net in /golang.org/x/net) [1 ] `spl2-orchestrator` binary to Multiple High version 0.52.0 Upgraded golang to Go golang [2 ] compiler in `splunk-edge` Multiple Critical binary to version go1.25.8 [github.com/expr-lang/ Upgraded golang expr-lang to expr](http://github.com/ version 1.17.8 CVE-2025-68156 High expr-lang/expr) [3 ] [ 1 ] Upgraded golang net to version 0.52.0 at /opt/splunk/bin/ spl2-orchestrator to remedy CVE-2025-22872, CVE-2025-47911, CVE-2025-58190, and CVE-2026-27141 in Splunk Enterprise version 9.4.11. Splunk Enterprise versions 10.2.x, 10.0.x and 9.3.x are not affected. [ 2 ] Upgraded golang in splunk-edge binary to Go compiler version go1.25.8 to remedy CVE-2025-68121, CVE-2025-61732, CVE-2025-61731, CVE-2025-61726 at opt/ splunk/etc/apps/splunk_pipeline_builders/binaries/splunk-edge/ in Splunk Enterprise versions 10.0.6 and 10.2.3. splunk-edge binary is not present in Splunk Enterprise versions 9.4.x and 9.3.x. [ 3 ] Upgraded golang expr-lang to version 1.17.8 to remedy CVE-2025-68156 at opt/splunk/etc/apps/splunk_pipeline_builders/ in Splunk Enterprise. Solution Upgrade Splunk Enterprise to versions 10.2.3, 10.0.6, 9.4.11, 9.3.12, or higher. Product Status Product Base Version Affected Version Fix Version Splunk Enterprise 10.2 Below 10.2.3 10.2.3 Splunk Enterprise 10.0 10.0.0 to 10.0.5 10.0.6 Splunk Enterprise 9.4 9.4.0 to 9.4.10 9.4.11 Splunk Enterprise 9.3 9.3.0 to 9.3.11 9.3.12 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. - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AUSCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. 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