What’s Vulnerable › Vulnerabilities
CVE-2026-56845
- Severity: high (CVSS 7.5 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-04 · updated 2026-09-09
- Weakness: CWE-22
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.
Affected products
- Rocket.Chat: before 8.2.0; before 8.1.1; before 8.0.2; before 7.13.4; before 7.12.5; before 7.11.5 — fixed in 7.10.8, 7.11.5, 7.12.5, 7.13.4, 8.0.2, 8.1.1
How to fix
Upgrade to a fixed version: Rocket.Chat 7.10.8, 7.11.5, 7.12.5, 7.13.4. Check the vendor advisory for mitigations.
References
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