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CVE-2026-76251

⚠️ high
🔍 Scan for this CVE
Summary

In Splunk Enterprise versions below 10.4.2, 10.2.6, and 10.0.9, a user who does not hold the "admin" or "power" Splunk roles could cause the Splunk App for Splunk Observability Cloud to forward requests to Splunk Observability Cloud, including the Splunk Observability Cloud access token stored for the app. With this access, the user could view all relevant data available to that token and make limited changes to Splunk Observability Cloud content. The vulnerability does not affect Splunk Enterpr

Description

In Splunk Enterprise versions below 10.4.2, 10.2.6, and 10.0.9, a user who does not hold the "admin" or "power" Splunk roles could cause the Splunk App for Splunk Observability Cloud to forward requests to Splunk Observability Cloud, including the Splunk Observability Cloud access token stored for the app. With this access, the user could view all relevant data available to that token and make limited changes to Splunk Observability Cloud content. The vulnerability does not affect Splunk Enterprise 9.4 and 9.3 versions. The vulnerability is possible because the app's Representational State Transfer (REST) API endpoint handlers do not enforce the read_o11y_content capability before forwarding requests with the stored access token. For more information see Define roles on the Splunk platform with capabilities (https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.2/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities) in the Splunk documentation.

CVSS Score
7.1
High
EPSS Score
0.2
Exploit Probability
Published Date
2026-08-19
First Seen: 2026-08-20
📊 Relative Risk Intelligence

This CVE is Moderate Risk - more severe than 52.3% of all 349,016 vulnerabilities in our database.

#166,349
Above average severity
Severity Percentile
Last Modified 2026-08-20
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
CWE IDs (Weakness Types)

📦 Affected Products 3

🔗 References 1

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-76252 🔶 medium 6.8 0.2 In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.13, an unauthenticated user who tricks another user ... 2026-08-19
CVE-2026-76253 ⚠️ high 8.8 0.4 In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user that holds a role with the schedule_searc... 2026-08-19
CVE-2026-76254 ⚠️ high 7.5 0.3 In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, 9.4.14, and 9.3.14, an unauthenticated user could cause anot... 2026-08-19
CVE-2026-76255 🔶 medium 6.4 0.2 In Splunk Enterprise versions below 10.4.1, 10.2.6, 10.0.8, and 9.4.13, a user who does not hold the "admin" or "power" ... 2026-08-19
CVE-2026-76256 🔶 medium 4.3 0.2 In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.9,... 2026-08-19
CVE-2026-76257 🔶 medium 6.5 0.3 In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.10... 2026-08-19
These CVEs affect the same products