Rocket.Chat in versions <8.5.1, <8.4.4, <8.3.6, <8.2.6, <8.1.6, <8.0.7, <7.13.9, and <7.10.13 is vulnerable to unauthenticated file deletion. The deleteFileMessage Meteor method permanently deletes any uploaded file by ID without requiring authentication. When called via an unauthenticated DDP WebSocket connection, Meteor.userId() returns null, causing the authorization check to be skipped. Execution falls through to FileUpload.getStore('Uploads').deleteById(fileID), which removes the file from storage and database unconditionally. File IDs are discoverable from public channel message payloads and download URLs.
Advisories
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Fixes
Solution
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Workaround
No workaround given by the vendor.
References
History
Wed, 17 Jun 2026 05:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Rocket.chat
Rocket.chat rocket.chat |
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| Vendors & Products |
Rocket.chat
Rocket.chat rocket.chat |
Tue, 16 Jun 2026 23:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Rocket.Chat in versions <8.5.1, <8.4.4, <8.3.6, <8.2.6, <8.1.6, <8.0.7, <7.13.9, and <7.10.13 is vulnerable to unauthenticated file deletion. The deleteFileMessage Meteor method permanently deletes any uploaded file by ID without requiring authentication. When called via an unauthenticated DDP WebSocket connection, Meteor.userId() returns null, causing the authorization check to be skipped. Execution falls through to FileUpload.getStore('Uploads').deleteById(fileID), which removes the file from storage and database unconditionally. File IDs are discoverable from public channel message payloads and download URLs. | |
| Weaknesses | CWE-287 | |
| References |
| |
| Metrics |
cvssV3_0
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Projects
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Status: PUBLISHED
Assigner: hackerone
Published:
Updated: 2026-06-16T23:08:37.888Z
Reserved: 2026-05-26T15:00:06.427Z
Link: CVE-2026-48929
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OpenCVE Enrichment
Updated: 2026-06-17T01:30:04Z
Weaknesses