Vulnerability DatabaseCVE-2026-126932
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CVE-2026-126932
Published:November 11, 2026
Updated:November 12, 2026
Zipline 4.6.2 before 4.8.0 contains a policy bypass vulnerability that allows authenticated users to evade administrator-disabled MIME types by editing file metadata. Attackers can upload a permitted file, then set a disabled type such as text/html through PATCH /api/user/files/:id so /raw/:id serves that Content-Type.
Affected Packages
https://github.com/diced/zipline.git (GITHUB):
Affected version(s) >=v4.6.2 <v4.8.0
Fix Suggestion:
Update to version v4.8.0
Related Resources (7)
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126932.json
https://nvd.nist.gov/vuln/detail/CVE-2026-126932
https://github.com/diced/zipline/releases/tag/v4.8.0
https://github.com/diced/zipline/blob/v4.7.0/src/server/routes/api/user/files/%5Bid%5D/index.ts#L96
https://www.vulncheck.com/advisories/zipline-4.6.2-before-4.8.0-disabled-mime-type-policy-bypass-via-file-metadata-update
https://github.com/diced/zipline/security/advisories/GHSA-rgxm-54cf-whf7
https://github.com/diced/zipline/commit/fc8e886ca841b86a3f677cd7dac1bf9a5bd45b2c
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Unrestricted Upload of File with Dangerous Type
CWE-434