CVE-2026-76408— Improper Control of a Resource Through its Lifetime in Splunk SOAR
Quick assessment
Affected
Splunk Splunk SOAR
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
作为思科持续致力于主动安全与产品质量的一部分，思科开展了一次全面的内部安全审查。此次审查促使思科发布了软件加固版本，以修复多个内部发现的安全漏洞。由 CVE-2026-76408 跟踪的漏洞涉及资源在其生命周期内控制不当，这些漏洞被归类于通用弱点枚举（CWE）中的 CWE-664。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2026-76408
Vulnerability Information
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Vulnerability Title
Improper Control of a Resource Through its Lifetime in Splunk SOAR
Source: CVE Program / CVE List V5
Vulnerability Description
As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76408 are related to improper control of a resource through its lifetime and are grouped under the Common Weakness Enumeration (CWE) CWE-664.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在生命周期中对资源的控制不恰当
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Splunk | Splunk SOAR | 0 ~ 8.7.0 | - |
|
II. Public POCs for CVE-2026-76408
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-76408 (1)
Same Patch Batch · Splunk · 2026-10-21 · 31 CVEs total
| CVE-2026-76291 | 8.8 HIGH | Improper Access Control through Scheduled Search Safeguards in Splunk Enterprise |
| CVE-2026-76298 | 8.8 HIGH | Use of Hard-coded Cryptographic Key in the PostgreSQL Sidecar Service in Splunk Enterprise |
| CVE-2026-76306 | 7.5 HIGH | Information Disclosure through REST API Query Filters in Splunk SOAR |
| CVE-2026-76290 | 7.5 HIGH | Denial of Service (DoS) through Unauthenticated Package Downloads over the REST API in Spl |
| CVE-2026-76288 | 7.5 HIGH | Denial of Service (DoS) through Splunk Web Content-Type Header Parsing in Splunk Enterpris |
| CVE-2026-76307 | 7.2 HIGH | Sensitive Information Disclosure through REST API Query Filters in Splunk SOAR |
| CVE-2026-76293 | 7.2 HIGH | Remote Code Execution (RCE) through Splunk Web Manager Extensible Markup Language (XML) in |
| CVE-2026-76289 | 6.5 MEDIUM | Denial of Service (DoS) through the REST API in Splunk Enterprise |
| CVE-2026-76305 | 6.5 MEDIUM | Improper Access Control during App Downloads in Splunk SOAR |
| CVE-2026-76292 | 6.5 MEDIUM | Missing Authorization through REST API Endpoints in Splunk Secure Gateway |
| CVE-2026-76308 | 6.5 MEDIUM | Missing Authorization through the REST API in Splunk SOAR |
| CVE-2026-76406 | 5.9 MEDIUM | Information Disclosure through REST API Authentication in Splunk SOAR |
| CVE-2026-76303 | 5.7 MEDIUM | Stored Cross-Site Scripting (XSS) through App Documentation in Splunk SOAR |
| CVE-2026-76287 | 5.4 MEDIUM | Authorization Bypass in the Data Management REST API in Splunk Enterprise |
| CVE-2026-76296 | 4.3 MEDIUM | Missing Authorization through Sourcetype Renaming in Splunk Web for Splunk Enterprise |
| CVE-2026-76295 | 4.3 MEDIUM | SPL Injection through the REST API in Splunk Secure Gateway |
| CVE-2026-76304 | 4.3 MEDIUM | Sensitive Information Disclosure through Automation Broker Configuration in Splunk SOAR |
| CVE-2026-76294 | 4.3 MEDIUM | Improper Access Control in Field Extraction Management in Splunk Enterprise |
| CVE-2026-76297 | 4.2 MEDIUM | Federated Search Provider State Change through Cross-Site Request Forgery (CSRF) in Splunk |
| CVE-2026-76526 | Improper Neutralization in Splunk SOAR |
Showing top 20 of 31 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Splunk SOAR
-
CVE-2026-76531
Files or Directories Accessible to External Parties in Splun -
CVE-2026-76530
Use of Non-Canonical URL Paths for Authorization Decisions i -
CVE-2026-76529
Improper Protection of Alternate Path in Splunk SOAR -
CVE-2026-76528
Protection Mechanism Failure in Splunk SOAR -
CVE-2026-76527
Improper Check or Handling of Exceptional Conditions in Splu
Same vendor: Splunk
-
CVE-2026-76531
Files or Directories Accessible to External Parties in Splun -
CVE-2026-76530
Use of Non-Canonical URL Paths for Authorization Decisions i -
CVE-2026-76529
Improper Protection of Alternate Path in Splunk SOAR -
CVE-2026-76528
Protection Mechanism Failure in Splunk SOAR -
CVE-2026-76527
Improper Check or Handling of Exceptional Conditions in Splu
Same weakness: CWE-664
-
CVE-2026-76300
Security Hardening in Splunk Enterprise - October 2026 -
CVE-2026-102026
Junos OS and Junos OS Evolved: An attacker causes a routing- -
CVE-2026-76282
Improper Control of a Resource Through its Lifetime in Splun -
CVE-2026-76467
Cisco Meraki Software Hardening Release - Resource Lifetime -
CVE-2026-76500
Cisco Application Policy Infrastructure Controller Hardening
V. Comments for CVE-2026-76408
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