CVE-2026-76388: In Splunk Enterprise Security versions below 8.6.1, a user who holds the ess_analyst Splunk Enterprise Securit

Q: How do I fix CVE-2026-76388?

enterprise security: upgrade to 8.6.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-76388 being exploited?

CVE-2026-76388 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-76388 affect?

CVE-2026-76388 affects enterprise security. Severity is high (CVSS 8.1). In Splunk Enterprise Security versions below 8.6.1, a user who holds the ess_analyst Splunk Enterprise Security role could change User and Entity Behavior Analytics (UEBA) search macros that scheduled searches run with administrator permiss

Routine

HIGH 8.1UPGRADE

CVE-2026-76388 is a high-severity flaw (CVSS 8.1) affecting enterprise security. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Splunk Enterprise Security versions below 8.6.1, a user who holds the ess_analyst Splunk Enterprise Security role could change User and Entity Behavior Analytics (UEBA) search macros that scheduled searches run with administrator permissions, allowing for access to all relevant data and system integrity through those searches. The vulnerability is possible because the UEBA app metadata grants analyst roles write access to search macros that sh

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 72%)
CISA exploited list	No
Weakness	CWE-732
Published	2026-08-19
Last modified	2026-08-25

Publisher (CNA): Cisco Systems, Inc. · Vendor: splunk

Last updated 2026-08-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-19 22:17 UTCPublished CVE record published
2026-08-25 16:29 UTCUpdated Record last modified

splunk enterprise security UPGRADE

Affected: < 8.6.1

Fixed in: 8.6.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy enterprise-security || rpm -q enterprise-security || enterprise-security --version

2. UPGRADE to 8.6.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade enterprise-security

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade enterprise-security

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-76388?

enterprise security: upgrade to 8.6.1. Exact commands for each OS are on this page.

Is CVE-2026-76388 being exploited?

CVE-2026-76388 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-76388 affect?

CVE-2026-76388 affects enterprise security. Severity is high (CVSS 8.1). In Splunk Enterprise Security versions below 8.6.1, a user who holds the ess_analyst Splunk Enterprise Security role could change User and Entity Behavior Analytics (UEBA) search macros that scheduled searches run with administrator permiss

How urgent is CVE-2026-76388?

Priority 35/100. High severity

Software pages

Splunk vulnerabilities

Related CVEs

CVE-2026-76387 HIGH 8.1 UPGRADE In Splunk Enterprise Security versions below 8.6.1, a user who holds a Splunk Enterprise Security role that co

References

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