{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33793", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "state": "PUBLISHED", "assignerShortName": "juniper", "dateReserved": "2026-03-23T19:46:13.672Z", "datePublished": "2026-04-09T21:24:50.485Z", "dateUpdated": "2026-04-16T15:14:18.212Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "22.4R3-S7", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "23.2R2-S4", "status": "affected", "version": "23.2", "versionType": "semver"}, {"lessThan": "23.4R2-S6", "status": "affected", "version": "23.4", "versionType": "semver"}, {"lessThan": "24.2R1-S2, 24.2R2", "status": "affected", "version": "24.2", "versionType": "semver"}, {"lessThan": "24.4R1-S2, 24.4R2", "status": "affected", "version": "24.4", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "Junos OS Evolved", "vendor": "Juniper Networks", "versions": [{"lessThan": "22.4R3-S7-EVO", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "23.2R2-S4-EVO", "status": "affected", "version": "23.2", "versionType": "semver"}, {"lessThan": "23.4R2-S6-EVO", "status": "affected", "version": "23.4", "versionType": "semver"}, {"lessThan": "24.2R2-EVO", "status": "affected", "version": "24.2", "versionType": "semver"}, {"lessThan": "24.4R1-S1-EVO, 24.4R2-EVO", "status": "affected", "version": "24.4", "versionType": "semver"}]}], "configurations": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "This issue can affect all systems with Python 3 op scripts enabled:<br><br><tt>[ system scripts language python3 ]</tt><br><br>However, the risk of malicious exploitation is significantly higher when the ability to execute Python 3 op scripts from a remote location is enabled:<br><br>\n\n<tt>[ system scripts op allow-url-for-python 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23.2R2-S4-EVO,\u00a0\n * from 23.4 before\u00a023.4R2-S6-EVO,\n * from 24.2 before 24.2R2-EVO,\u00a0\n * from 24.4 before 24.4R1-S1-EVO, 24.4R2-EVO.", "supportingMedia": [{"type": "text/html", "value": "An Execution with Unnecessary Privileges vulnerability&nbsp;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.<br><br>When a&nbsp;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.&nbsp;<br><br>This issue affects Junos OS:&nbsp;<p></p><ul><li>All versions before 22.4R3-S7,&nbsp;</li><li>from 23.2 before 23.2R2-S4,&nbsp;</li><li>from 23.4 before&nbsp;23.4R2-S6,</li><li>from 24.2 before 24.2R1-S2, 24.2R2,&nbsp;</li><li>from 24.4 before 24.4R1-S2, 24.4R2;&nbsp;</li></ul><p></p><p>Junos OS Evolved:&nbsp;</p><p></p><ul><li>All 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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\u00a0configuration 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.\u00a0\n\nThis issue affects Junos OS:\u00a0\n\n * All versions before 22.4R3-S7,\u00a0\n * from 23.2 before 23.2R2-S4,\u00a0\n * from 23.4 before\u00a023.4R2-S6,\n * from 24.2 before 24.2R1-S2, 24.2R2,\u00a0\n * from 24.4 before 24.4R1-S2, 24.4R2;\u00a0\n\n\n\n\nJunos OS Evolved:\u00a0\n\n\n\n * All versions before 22.4R3-S7-EVO,\u00a0\n * from 23.2 before 23.2R2-S4-EVO,\u00a0\n * from 23.4 before\u00a023.4R2-S6-EVO,\n * from 24.2 before 24.2R2-EVO,\u00a0\n * from 24.4 before 24.4R1-S1-EVO, 24.4R2-EVO."}], "id": "CVE-2026-33793", "lastModified": "2026-04-16T18:42:26.533", "metrics": {"cvssMetricV31": [{"cvssData": 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"NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "AMBER", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "CONCENTRATED", "vectorString": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:C/RE:M/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "MODERATE"}, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": 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