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Vulnerability record · CVE-2023-3997 · published 31 July 2023

CVE-2023-3997: Splunk soar vulnerability

Splunk · Soar

Splunk SOAR versions lower than 6.1.0 are indirectly affected by a potential vulnerability accessed through the user’s terminal. A third party can send Splunk SOAR a maliciously crafted web request containing special ANSI characters to cause log file poisoning. When a terminal user attempts to view the poisoned logs, this can tamper with the terminal and cause possible malicious code execution from the terminal user’s action.

7.8 CVSS 3.1 High EPSS 0.29% · top 81.0% CWE-117 · CWE-117CWE-116 · CWE-116
7.8CVSS 3.1 base score
0.29%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Splunk SOAR versions lower than 6.1.0 are indirectly affected by a potential vulnerability accessed through the user’s terminal. A third party can send Splunk SOAR a maliciously crafted web request containing special ANSI characters to cause log file poisoning. When a terminal user attempts to view the poisoned logs, this can tamper with the terminal and cause possible malicious code execution from the terminal user’s action.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.1CVE-2026-76356Splunk soar authentication bypass by spoofing vulnerabilityIn Splunk SOAR versions below 8.6.0, an unauthenticated user could spoof the source IP address in a crafted request to an Automation Broker notificat…EPSS 0.61%7.6CVE-2026-76357Splunk soar path traversal vulnerabilityIn Splunk SOAR versions below 8.6.0, an authenticated user with no role assigned could submit a crafted file path to the Representational State Trans…EPSS 0.43%7.4CVE-2026-76362Splunk soar improper certificate validation vulnerabilityIn Splunk SOAR versions below 8.6.0, an unauthenticated user who can observe or alter network traffic between Splunk SOAR and a configured CyberArk R…EPSS 0.21%6.5CVE-2026-76366Splunk soar information exposure vulnerabilityIn Splunk SOAR versions below 8.6.0, a user with a valid Splunk SOAR account could use Representational State Transfer (REST) API filtering on playbo…EPSS 0.39%6.5CVE-2026-76358Splunk soar path traversal vulnerabilityIn Splunk SOAR versions below 8.6.0, a user with app-install privileges could use path traversal during app installation to write files outside the i…EPSS 0.52%6.5CVE-2026-76359Splunk soar path traversal vulnerabilityIn Splunk SOAR versions below 8.6.0, a user who holds the Administrator role could use path traversal in the Universal Forwarder installer's archive …EPSS 0.52%6.5CVE-2026-76363Splunk soar vulnerabilityIn Splunk SOAR versions below 8.6.0, a user who holds the "Automation Engineer" role could run arbitrary Structured Query Language (SQL) statements a…EPSS 0.41%6.5CVE-2026-76364Splunk soar sql injection vulnerabilityIn Splunk SOAR versions below 8.6.0, a user who holds the "Automation Engineer" Splunk SOAR role could run arbitrary Structured Query Language (SQL) …EPSS 0.40%

Source: NIST National Vulnerability Database (record CVE-2023-3997), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.