Splunk Enterprise Pre

Cybersecuritynews •Abinaya • June 13, 2026

A critical vulnerability chain in Splunk Enterprise has been disclosed, enabling unauthenticated attackers to achieve remote code execution (RCE) through a misconfigured PostgreSQL sidecar service. Tracked as CVE-2026-20253, the flaw has a CVSS score of 9.8 and affects Splunk Enterprise 10 and later. The issue originates from the PostgreSQL Sidecar Service, an internal component introduced […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical Vulnerabilities in Splunk Enterprise Expose Systems to Attacks Multiple high and critical vulnerabilities have been identified in Splunk Enterprise, allowing attackers to execute malicious scripts and exfiltrate sensitive data. The most severe vulnerability, CVE-2026-20253, has a CVSS score of 9.8 and affects versions below 10.2.4. Security advisories released on June 10, 2026, detail the potential for unauthorized file operations and sensitive information disclosure. Organizations using affected versions are at significant risk and are advised to apply vendor-released patches immediately. The vulnerabilities could lead to serious breaches if exploited, emphasizing the urgency for remediation. 26 sources 73

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Splunk Enterprise Pre

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