CVEvulnerability
CVE-2021-37628
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-09-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-639
Description
Nextcloud Richdocuments is an open source collaborative office suite. In affected versions the File Drop features ("Upload Only" public link shares in Nextcloud) can be bypassed using the Nextcloud Richdocuments app. An attacker was able to read arbitrary files in such a share. It is recommended that the Nextcloud Richdocuments is upgraded to 3.8.4 or 4.2.1. If upgrading is not possible then it is recommended to disable the Richdocuments application.
Affected configurations
• nextcloud richdocuments (< 3.8.4)
• nextcloud richdocuments (>= 4.0.0 < 4.2.1)
Related
Weakness · CWE (1)
- CWE-639 Authorization Bypass Through User-Controlled Key weakness
References
- https://github.com/nextcloud/richdocuments/pull/1664 Patch, Third Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pxhh-954f-8w7w Third Party Advisory
- https://hackerone.com/reports/1253403 Permissions Required, Third Party Advisory
- https://github.com/nextcloud/richdocuments/pull/1664 Patch, Third Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-pxhh-954f-8w7w Third Party Advisory
- https://hackerone.com/reports/1253403 Permissions Required, Third Party Advisory