CVE-2026-20251: falha de alta gravidade em Splunk Secure Gateway
Remote Code Execution through Deserialization of Untrusted Data in Splunk Secure Gateway
Publicada em · Atualizada em
53Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 8.8epss 32%
da publicação à arma16 dias
Publicada no NVD10 de jun.
1ª PoC+16d
probabilidade de exploração
32%top 2% das CVEs
exploração observada
nãonenhuma fonte reporta
1 exploit(s) público(s)
In Splunk Enterprise versions below 10.2.4, 10.0.7, 9.4.12, and 9.3.13, Splunk Cloud Platform versions below 10.3.2512.12, 10.2.2510.14, 10.1.2507.22, and 9.3.2411.132, and Splunk Secure Gateway versions below 3.10.6, 3.9.20, and 3.8.67, a low-privileged user that does not hold the 'admin' or 'power' Splunk roles could perform a Remote Code Execution (RCE) through the Splunk Secure Gateway app.<br><br>The Remote Code Execution is possible because of unsafe deserialization of App Key Value Store (KV Store) data through the ‘jsonpickle’ Python library, which reconstructs arbitrary Python objects from specially crafted JavaScript Object Notation (JSON) without adequate validation.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
Splunk · Splunk Cloud PlatformSplunk · Splunk EnterpriseSplunk · Splunk Secure GatewayPoCs públicas encontradas — 1
githubgithub.com/reactivezero/CVE-2026-20251★ 3⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
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