CVE-2024-36991: In Splunk Enterprise on Windows versions below 9.2.2, 9.1.5, and 9.0.10, an attacker could perform a path trav

This week

HIGH 7.5REMOTEUPGRADE

CVE-2024-36991 is a high-severity flaw (CVSS 7.5) affecting splunk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Splunk Enterprise on Windows versions below 9.2.2, 9.1.5, and 9.0.10, an attacker could perform a path traversal on the /modules/messaging/ endpoint in Splunk Enterprise on Windows. This vulnerability should only affect Splunk Enterprise on Windows.

Why this priority

High severity
EPSS top 4%: very likely to be exploited
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	13.0% (top 4%)
CISA exploited list	No
Weakness	CWE-35, CWE-22
Published	2024-07-01
Last modified	2026-06-17

Publisher (CNA): Splunk Inc. · Vendor: splunk

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-07-01 17:15 UTCPublished CVE record published
2026-06-17 07:37 UTCUpdated Record last modified

splunk splunk UPGRADE

Affected: >= 9.0.0 and < 9.0.10 · >= 9.1.0 and < 9.1.5 · >= 9.2.0 and < 9.2.2

Fixed in: 9.0.10, 9.1.5, 9.2.2

Safe to downgrade to: a release before 9.0.0

1. Check installed version

apt-cache policy splunk || rpm -q splunk || splunk --version

2. UPGRADE to 9.0.10 (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 9.0.0 (Debian / Ubuntu)

apt-cache madison splunk sudo apt install splunk=<VERSION_BEFORE_9.0.0> 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_9.0.0> 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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: Splunk Enterprise - Local File Inclusion

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-2024-36991?

splunk: upgrade to 9.0.10, 9.1.5, 9.2.2. Exact commands for each OS are on this page.

Is CVE-2024-36991 being exploited?

CVE-2024-36991 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-2024-36991 affect?

CVE-2024-36991 affects splunk. Severity is high (CVSS 7.5). In Splunk Enterprise on Windows versions below 9.2.2, 9.1.5, and 9.0.10, an attacker could perform a path traversal on the /modules/messaging/ endpoint in Splunk Enterprise on Windows. This vulnerability should only affect Splunk Enterprise

How urgent is CVE-2024-36991?

Priority 55/100. High severity; EPSS top 4%: very likely to be exploited; Remotely exploitable, no login, no user action

Software pages

Windows vulnerabilities · Splunk vulnerabilities

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References

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