Vulnerability Description
Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of another user. It is recommended that the Nextcloud Deck App is upgraded to 1.2.9, 1.4.5 or 1.5.3. There are no known workarounds aside from upgrading.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Deck | < 1.2.9 |
Related Weaknesses (CWE)
References
- https://github.com/nextcloud/deck/pull/3316PatchThird Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-3Third Party Advisory
- https://hackerone.com/reports/1331728Permissions RequiredThird Party Advisory
- https://github.com/nextcloud/deck/pull/3316PatchThird Party Advisory
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-3Third Party Advisory
- https://hackerone.com/reports/1331728Permissions RequiredThird Party Advisory
FAQ
What is CVE-2021-39225?
CVE-2021-39225 is a vulnerability with a CVSS score of 8.1 (HIGH). Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of an...
How severe is CVE-2021-39225?
CVE-2021-39225 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-39225?
Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Deck.