How severe is CVE-2024-23678?

CVE-2024-23678 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-23678 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-23678?

CVE-2024-23678 affects Splunk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-23678?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-23678 have an EU (EUVD) identifier?

Yes. CVE-2024-23678 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-21149.

When was CVE-2024-23678 published?

CVE-2024-23678 was published on 2024-01-22 and last updated on 2026-06-17.

CVE-2024-23678

CVE-2024-23678 is a high-severity vulnerability in Splunk with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-21149
Weakness: CWE-20
Affected product: Splunk
Published: 2024-01-22
Last modified: 2026-06-17

Description

In Splunk Enterprise for Windows versions below 9.0.8 and 9.1.3, Splunk Enterprise does not correctly sanitize path input data. This results in the unsafe deserialization of untrusted data from a separate disk partition on the machine. This vulnerability only affects Splunk Enterprise for Windows.

Frequently asked questions

What is CVE-2024-23678?: In Splunk Enterprise for Windows versions below 9.0.8 and 9.1.3, Splunk Enterprise does not correctly sanitize path input data. This results in the unsafe deserialization of untrusted data from a separate disk partition on the machine. This vulnerability only affects Splunk Enterprise for Windows.
How severe is CVE-2024-23678?: CVE-2024-23678 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-23678 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-23678?: CVE-2024-23678 affects Splunk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-23678?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-23678 have an EU (EUVD) identifier?: Yes. CVE-2024-23678 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-21149.
When was CVE-2024-23678 published?: CVE-2024-23678 was published on 2024-01-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*

More vulnerabilities in Splunk

CVE-2026-20253 — Critical (CVSS 9.8): In Splunk Enterprise 10.2 versions below 10.2.4 and 10 versions below 10.0.7, an unauthenticated user could create or…
CVE-2017-17067 — Critical (CVSS 9.8): Splunk Web in Splunk Enterprise 7.0.x before 7.0.0.1, 6.6.x before 6.6.3.2, 6.5.x before 6.5.6, 6.4.x before 6.4.9, and…
CVE-2016-10126 — Critical (CVSS 9.8): Splunk Web in Splunk Enterprise 5.0.x before 5.0.17, 6.0.x before 6.0.13, 6.1.x before 6.1.12, 6.2.x before 6.2.12,…
CVE-2013-6771 — Critical (CVSS 9.3): Directory traversal vulnerability in the collect script in Splunk before 5.0.5 allows remote attackers to execute…
CVE-2011-4644 — Critical (CVSS 9.3): Splunk 4.2.5 and earlier, when a Free license is selected, enables potentially undesirable functionality within an…
CVE-2022-32158 — Critical (CVSS 9.0): Splunk Enterprise deployment servers in versions before 8.1.10.1, 8.2.6.1, and 9.0 let clients deploy forwarder bundles…

All CVEs affecting Splunk →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →