CVE-2023-46214: In Splunk Enterprise versions below 9.0.7 and 9.1.2, Splunk Enterprise does not safely sanitize extensible sty

This week

HIGH 8.0UPGRADEUPGRADE

CVE-2023-46214 is a high-severity flaw (CVSS 8.0) affecting cloud, splunk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Splunk Enterprise versions below 9.0.7 and 9.1.2, Splunk Enterprise does not safely sanitize extensible stylesheet language transformations (XSLT) that users supply. This means that an attacker can upload malicious XSLT which can result in remote code execution on the Splunk Enterprise instance.

Why this priority

High severity
EPSS top 1%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.0 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	89.2% (top 1%)
CISA exploited list	No
Weakness	CWE-91
Published	2023-11-16
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

2023-11-16 21:15 UTCPublished CVE record published
2026-06-17 06:30 UTCUpdated Record last modified

splunk cloud UPGRADE

Affected: < 9.1.2308

Fixed in: 9.1.2308

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 9.1.2308 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cloud

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cloud

Note

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

splunk splunk UPGRADE

Affected: >= 9.0.0 and < 9.0.7 · >= 9.1.0 and < 9.1.2

Fixed in: 9.0.7, 9.1.2

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 9.0.7 (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.

Metasploit: Splunk Authenticated XSLT Upload RCE

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-2023-46214?

cloud: upgrade to 9.1.2308; splunk: upgrade to 9.0.7, 9.1.2. Exact commands for each OS are on this page.

Is CVE-2023-46214 being exploited?

CVE-2023-46214 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-2023-46214 affect?

CVE-2023-46214 affects cloud, splunk. Severity is high (CVSS 8.0). In Splunk Enterprise versions below 9.0.7 and 9.1.2, Splunk Enterprise does not safely sanitize extensible stylesheet language transformations (XSLT) that users supply. This means that an attacker can upload malicious XSLT which can result

How urgent is CVE-2023-46214?

Priority 58/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference

Software pages

Splunk vulnerabilities

Related CVEs

CVE-2026-20975 MEDIUM 5.5 UPGRADE Improper handling of insufficient permission in Samsung Cloud prior to version 5.6.11 allows local attackers t
CVE-2024-36989 HIGH 7.1 UPGRADE UPGRADE In Splunk Enterprise versions below 9.2.2, 9.1.5, and 9.0.10 and Splunk Cloud Platform versions below 9.1.2312
CVE-2024-36987 MEDIUM 4.3 UPGRADE UPGRADE In Splunk Enterprise versions below 9.2.2, 9.1.5, and 9.0.10 and Splunk Cloud Platform versions below 9.1.2312
CVE-2024-36986 MEDIUM 6.3 UPGRADE UPGRADE In Splunk Enterprise versions below 9.2.2, 9.1.5, and 9.0.10 and Splunk Cloud Platform versions below 9.1.2312
CVE-2024-36982 HIGH 7.5 UPGRADE UPGRADE In Splunk Enterprise versions below 9.2.2, 9.1.5, and 9.0.10 and Splunk Cloud Platform versions below 9.1.2312

References

← Back to latest CVEs