The vulnerability of the Splunk Enterprise platform for operational analysis allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the Splunk Enterprise platform for operational analysis is related to improper handling of data with Unicode encoding. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

Exploit for Missing Authentication for Critical Function in Splunk

CVE-2026-20253 — Splunk Enterprise Pre-Auth RCE Lab Unaut...

Exploit for Deserialization of Untrusted Data in Splunk

CVE-2026-20251 — Splunk Secure Gateway jsonpickle Deserializat...

GHSA-MPWR-8VM7-H73F vulnerabilities

Vulnerabilities for packages: crossplane-provider-azure-orbital, grafana-fips, grafana, crossplane-provider-azure-streamanalytics, cert-manager, crossplane-provider-azure-notificationhubs, crossplane-provider-azure-operationalinsights, external-secrets-operator-fips,...

GHSA-MPWR-8VM7-H73F vulnerabilities

Vulnerabilities for packages: cert-manager, crossplane-provider-azure-authorization, splunk-otel-collector, x509-certificate-exporter, nuclei, grafana, goreleaser, nfpm, crossplane-provider-azure-sql, crossplane-provider-azure-storage, external-secrets-operator, telegraf, gobuster,...

Exploit for Missing Authentication for Critical Function in Splunk

CVE-2026-20253 - Splunk Enterprise Pre-Auth RCE PoC ⚠️ AD...

The vulnerability of the software for working with Splunk AI Tookit (AITK) algorithms (formerly known as Splunk Machine Learning Toolkit (MLTK)) relates to insecure resource initialization, allowing an intruder to gain unauthorized access to protected information.

The vulnerability of the software for working with Splunk AI Tookit AITK algorithms formerly known as Splunk Machine Learning Toolkit MLTK is related to insecure resource initialization due to the lack of restrictions on outgoing requests, as approved by external domains. Exploiting this...

Vulnerabilities in Splunk Enterprise and Splunk Cloud Platform

Splunk has identified several vulnerabilities in Splunk Enterprise and Splunk Cloud Platform. These vulnerabilities concern various components of Splunk Enterprise and Splunk Cloud Platform. Splunk has classified the vulnerability with the identifier CVE-2026-20253 as a critical vulnerability in...

Splunk Enterprise & Cloud Platform - Unrestricted File Upload

In Splunk Enterprise versions below 10.2.4 and 10.0.7, and Splunk Cloud Platform versions below 10.4.2604.3 and 10.2.2510.14, an unauthenticated user could create or truncate arbitrary files through a PostgreSQL sidecar service endpoint.The vulnerability exists because the PostgreSQL sidecar...

Splunk Enterprise Missing Authentication for Critical Function Vulnerability

Splunk Enterprise contains a missing authentication for critical function vulnerability which could allow an unauthenticated user to create or truncate arbitrary files through a PostgreSQL sidecar service endpoint...

CVE-2026-20265

In Splunk AI Toolkit versions below 5.7.4, a low-privileged user that does not hold the "admin" or "power" Splunk roles could cause the Splunk AI Toolkit to make outbound requests over HTTP to a server that an attacker controls, which could allow for data exfiltration. The vulnerability exists...

CVE-2026-20266

In Splunk AI Toolkit versions below 5.7.4, a user who holds the "admin" Splunk role could execute arbitrary OS commands on the host running the Splunk Enterprise instance. The vulnerability is possible because of an unsafe shell execution pattern in the btool configuration helper, which construct...

CVE-2026-20266 OS Command Injection in the btool Configuration Helper in Splunk AI Toolkit

In Splunk AI Toolkit versions below 5.7.4, a user who holds the "admin" Splunk role could execute arbitrary OS commands on the host running the Splunk Enterprise instance. The vulnerability is possible because of an unsafe shell execution pattern in the btool configuration helper, which construct...

CVE-2026-20266

Summary: CVE-2026-20266 affects Splunk AI Toolkit

CVE-2026-20266 OS Command Injection in the btool Configuration Helper in Splunk AI Toolkit

In Splunk AI Toolkit versions below 5.7.4, a user who holds the "admin" Splunk role could execute arbitrary OS commands on the host running the Splunk Enterprise instance. The vulnerability is possible because of an unsafe shell execution pattern in the btool configuration helper, which construct...

EUVD-2026-37768

In Splunk AI Toolkit versions below 5.7.4, a user who holds the "admin" Splunk role could execute arbitrary OS commands on the host running the Splunk Enterprise instance. The vulnerability is possible because of an unsafe shell execution pattern in the btool configuration helper, which construct...

CVE-2026-20265 Insecure Default Domain Allowlist in Splunk AI Toolkit

In Splunk AI Toolkit versions below 5.7.4, a low-privileged user that does not hold the "admin" or "power" Splunk roles could cause the Splunk AI Toolkit to make outbound requests over HTTP to a server that an attacker controls, which could allow for data exfiltration. The vulnerability exists...

CVE-2026-20265

Splunk AI Toolkit has a vulnerability in versions below 5.7.4 where a low-privilege user (not admin/power) can cause the toolkit to issue outbound HTTP requests to an attacker-controlled server due to an insecure default domain allowlist. This could enable data exfiltration. Root cause: outbound ...

CVE-2026-20265 Insecure Default Domain Allowlist in Splunk AI Toolkit

In Splunk AI Toolkit versions below 5.7.4, a low-privileged user that does not hold the "admin" or "power" Splunk roles could cause the Splunk AI Toolkit to make outbound requests over HTTP to a server that an attacker controls, which could allow for data exfiltration. The vulnerability exists...

EUVD-2026-37767

In Splunk AI Toolkit versions below 5.7.4, a low-privileged user that does not hold the "admin" or "power" Splunk roles could cause the Splunk AI Toolkit to make outbound requests over HTTP to a server that an attacker controls, which could allow for data exfiltration. The vulnerability exists...