CVE Catalog

CVE-2026-101983

CriticalCVSS 9.8
Published: Updated: Translated: NVD NIST

Summary

A stack-based buffer overflow vulnerability in the httpd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network attacker to cause remote code execution and denial of service via a configured J-Web virtual domain.

Risk Assessment

An unauthenticated attacker can remotely execute code or cause denial of service on a Juniper device, leading to device takeover or unavailability.

Recommendation

Apply the available Junos OS and Junos OS Evolved updates; if possible, disable or restrict access to the J-Web service.

Other vulnerabilities in Junos OS

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Original NVD description (English source)

A Stack-based Buffer Overflow vulnerability in the httpd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network attacker to cause remote code execution and denial of service via a J-Web virtual-domain configured.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS