Splunk Enterprise up to 9.4.14/10.0.9/10.2.6/10.4.2 neutralization

Summaryinfo

A vulnerability was found in Splunk Enterprise up to 9.4.14/10.0.9/10.2.6/10.4.2. It has been classified as very critical. This affects an unknown part. The manipulation leads to neutralization. This vulnerability is referenced as CVE-2026-76284. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Splunk Enterprise up to 9.4.14/10.0.9/10.2.6/10.4.2 and classified as very critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a neutralization vulnerability. Using CWE to declare the problem leads to CWE-707. The product does not ensure or incorrectly ensures that structured messages or data are well-formed and that certain security properties are met before being read from an upstream component or sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Improper Neutralization. Splunk addressed multiple internally identified vulnerabilities in Splunk Enterprise versions 10.4.3, 10.2.7, 10.0.10, and 9.4.15. The vulnerabilities are grouped by Common Weakness Enumeration (CWE), with one Common Vulnerabilities and Exposures (CVE) identifier assigned to each group. See Details for more information.

It is possible to read the advisory at advisory.splunk.com. The identification of this vulnerability is CVE-2026-76284 since 08/19/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/07/2026).

Upgrading to version 9.4.15, 10.0.10, 10.2.7 or 10.4.3 eliminates this vulnerability.

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Productinfo

Type

• Log Management Software

Vendor

• Splunk

Name

• Enterprise

Version

• 9.4.0
• 9.4.1
• 9.4.2
• 9.4.3
• 9.4.4
• 9.4.5
• 9.4.6
• 9.4.7
• 9.4.8
• 9.4.9
• 9.4.10
• 9.4.11
• 9.4.12
• 9.4.13
• 9.4.14
• 10.0.0
• 10.0.1
• 10.0.2
• 10.0.3
• 10.0.4
• 10.0.5
• 10.0.6
• 10.0.7
• 10.0.8
• 10.0.9
• 10.2.0
• 10.2.1
• 10.2.2
• 10.2.3
• 10.2.4
• 10.2.5
• 10.2.6
• 10.4.0
• 10.4.1
• 10.4.2

License

• commercial

CPE 2.3info

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CPE 2.2info

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Entryinfo

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