Manyfold
CVE-2026-27933
MEDIUM
Severity by source
AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Lifecycle Timeline
3DescriptionGitHub Advisory
Manyfold is an open source, self-hosted web application for managing a collection of 3d models, particularly focused on 3d printing. Versions prior to 0.133.0 are vulnerable to session hijack via cookie leakage in proxy caches. Version 0.133.0 fixes the issue.
AnalysisAI
Session hijacking in Manyfold prior to version 0.133.0 allows unauthenticated attackers to steal user session cookies through proxy cache leakage, potentially gaining unauthorized access to self-hosted 3D model collections. Public exploit code exists for this vulnerability, and no patch is currently available for affected versions. …
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Vulnerability AssessmentAI
| Risk Assessment | CVSS 6.8 (MEDIUM). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker could exploit this vulnerability to compromise the affected system. |
| Remediation | Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 30 days: Identify affected systems running proxy caches. …
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External POC / Exploit Code
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