Free and open · new CVEs checked every 20 minutesStatusRSSOpen dataContact

CVE-2026-76281: As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a compreh

5
Routine
HIGH n/aUPGRADE

CVE-2026-76281 is a high-severity flaw (CVSS n/a) affecting splunk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76281 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) CWE-284.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS scoren/a (High)
EPSS exploit chance0.3% (top 80%)
CISA exploited listNo
WeaknessCWE-284
Published2026-10-07
Last modified2026-10-27
Publisher (CNA): Cisco Systems, Inc. · Vendor: splunk

Share: LinkedIn · X · Reddit

Last updated 2026-10-27 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

splunk splunk UPGRADE
Affected: >= 9.4.0 and < 9.4.15 · >= 10.0.0 and < 10.0.10 · >= 10.2.0 and < 10.2.7 · >= 10.4.0 and < 10.4.3
Fixed in: 9.4.15, 10.0.10, 10.2.7, 10.4.3
Safe to downgrade to: a release before 9.4.0
1. Check installed version
apt-cache policy splunk || rpm -q splunk || splunk --version
2. UPGRADE to 9.4.15 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade splunk
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade splunk
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
3. If no update is available yet, DOWNGRADE to a release before 9.4.0 (Debian / Ubuntu)
apt-cache madison splunk sudo apt install splunk=<VERSION_BEFORE_9.4.0> sudo apt-mark hold splunk
3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list splunk sudo dnf downgrade splunk-<VERSION_BEFORE_9.4.0> sudo dnf versionlock add splunk
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
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-2026-76281?

splunk: upgrade to 9.4.15, 10.0.10, 10.2.7, 10.4.3. Exact commands for each OS are on this page.

Is CVE-2026-76281 being exploited?

CVE-2026-76281 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-2026-76281 affect?

CVE-2026-76281 affects splunk. Severity is high (CVSS n/a). As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovere

How urgent is CVE-2026-76281?

Priority 5/100. No elevated risk signals yet.

Software pages

Cisco vulnerabilities · Splunk vulnerabilities

Related CVEs

References

← Back to latest CVEs

Get the weekly exploited-CVE digest by emailThe CVEs being attacked this week and how to fix them. No spam, unsubscribe any time.