CVE-2026-56845
High
Description
An unauthenticated path traversal (LFI) vulnerability exists under /custom-sounds/ when CustomSounds storage is configured to FileSystem. By including ../ sequences in the request path, an attacker can read arbitrary files outside the base directory.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Rocket.Chat
PublishedAug 4, 2026
First seenAug 4, 2026
Weakness typeCWE-22Path traversal
How to fix
Update
- Rocket.Chat Rocket.Chat8.2.0, 8.1.1, 8.0.2, 7.13.4, 7.12.5, 7.11.5, 7.10.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Rocket.Chat Rocket.Chat | v < 8.2.0, v < 8.1.1, v < 8.0.2, v < 7.13.4, v < 7.12.5, v < 7.11.5, v < 7.10.8 | 8.2.0, 8.1.1, 8.0.2, 7.13.4, 7.12.5, 7.11.5, 7.10.8 |
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