CVE-2026-111683

Allegro Ralph through 20260902.1 contains a missing authorization vulnerability that allows authenticated staff users to bypass rack model permissions because RalphPermission skips checks for views without a queryset. Attackers can call DCAssetsView and SRRacksAPIView at /api/rack/<id> and /api/server_room/<id> to read asset hostnames, serials and management IPs, and to modify, move or create racks.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/allegro/ralph
https://github.com/allegro/ralph/blob/20260902.1/src/ralph/dc_view/views/api.py#L17-L96
https://github.com/allegro/ralph/blob/20260902.1/src/ralph/lib/permissions/api.py#L194-L209
https://hackmd.io/@hieuPenguinnn/ralph-dc-view-rack-api-missing-authorization
https://www.vulncheck.com/advisories/allegro-ralph-through-20260902.1-missing-authorization-in-data-center-rack-api
https://hackmd.io/@hieuPenguinnn/ralph-dc-view-rack-api-missing-authorization

Configurations

No configuration.

History

23 Oct 2026, 14:17

Type	Values Removed	Values Added
References	~~() https://hackmd.io/@hieuPenguinnn/ralph-dc-view-rack-api-missing-authorization -~~	() https://hackmd.io/@hieuPenguinnn/ralph-dc-view-rack-api-missing-authorization -

16 Oct 2026, 18:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-16 18:17

Updated : 2026-10-23 14:17

NVD link : CVE-2026-111683

Mitre link : CVE-2026-111683

CVE.ORG link : CVE-2026-111683

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

{"id": "CVE-2026-111683", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-111683", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-23T13:59:35.298003Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/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:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "disclosure@vulncheck.com", "affectedData": [{"repo": "https://github.com/allegro/ralph", "vendor": "allegro", "product": "ralph", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "20260902.1"}], "packageURL": "pkg:github/allegro/ralph", "defaultStatus": "unaffected"}]}], "published": "2026-10-16T18:17:51.350", "references": [{"url": "https://github.com/allegro/ralph", "source": "disclosure@vulncheck.com"}, {"url": "https://github.com/allegro/ralph/blob/20260902.1/src/ralph/dc_view/views/api.py#L17-L96", "source": "disclosure@vulncheck.com"}, {"url": "https://github.com/allegro/ralph/blob/20260902.1/src/ralph/lib/permissions/api.py#L194-L209", "source": "disclosure@vulncheck.com"}, {"url": "https://hackmd.io/@hieuPenguinnn/ralph-dc-view-rack-api-missing-authorization", "source": "disclosure@vulncheck.com"}, {"url": "https://www.vulncheck.com/advisories/allegro-ralph-through-20260902.1-missing-authorization-in-data-center-rack-api", "source": "disclosure@vulncheck.com"}, {"url": "https://hackmd.io/@hieuPenguinnn/ralph-dc-view-rack-api-missing-authorization", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "description": [{"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "Allegro Ralph through 20260902.1 contains a missing authorization vulnerability that allows authenticated staff users to bypass rack model permissions because RalphPermission skips checks for views without a queryset. Attackers can call DCAssetsView and SRRacksAPIView at /api/rack/<id> and /api/server_room/<id> to read asset hostnames, serials and management IPs, and to modify, move or create racks."}], "lastModified": "2026-10-23T14:17:31.367", "sourceIdentifier": "disclosure@vulncheck.com"}