{"cve":"CVE-2026-33793","nvd":{"published":"2026-04-09T22:16:29.297","modified":"2026-10-26T22:10:00.163","status":"Analyzed","description":"An Execution with Unnecessary Privileges vulnerability in the User Interface (UI) of Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privileged attacker to gain root privileges, thus compromising the system.\n\nWhen a configuration that allows unsigned Python op scripts is present on the device, a non-root user is able to execute malicious op scripts as a root-equivalent user, leading to privilege escalation. \n\nThis issue affects Junos OS: \n\n  *  All versions before 22.4R3-S7, \n  *  from 23.2 before 23.2R2-S4, \n  *  from 23.4 before 23.4R2-S6,\n  *  from 24.2 before 24.2R1-S2, 24.2R2, \n  *  from 24.4 before 24.4R1-S2, 24.4R2; \n\n\n\n\nJunos OS Evolved: \n\n\n\n  *  All versions before 22.4R3-S7-EVO, \n  *  from 23.2 before 23.2R2-S4-EVO, \n  *  from 23.4 before 23.4R2-S6-EVO,\n  *  from 24.2 before 24.2R2-EVO, \n  *  from 24.4 before 24.4R1-S1-EVO, 24.4R2-EVO.","cvss_v4":{"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/AU:Y/R:U/V:C/RE:M/U:Amber","score":8.5},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-250"],"references":["https://supportportal.juniper.net/JSA103142"],"products":["juniper:junos","juniper:junos_os_evolved"],"source":"nvd","synced_at":"2026-10-26T22:26:44.656832877+00:00"},"epss":{"cve":"CVE-2026-33793","score":0.00159,"percentile":0.05037,"date":"2026-10-26"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}