CVE-2020-36251
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a...
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that share.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that share.
- Record
CVE-2020-36251- CVSS 3.1
- 3.5 Low
CVSS:3.1/AC:L/AV:N/A:N/C:N/I:L/PR:L/S:U/UI:R - Updated
- 2026-11-02
EUVDEUVD-2020-23794
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that share.
- Record
EUVD-2020-23794- CVSS 3.1
- 3.5 Low
CVSS:3.1/AC:L/AV:N/A:N/C:N/I:L/PR:L/S:U/UI:R - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x79p-m9m4-xx9w No score
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a...
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that share.
- Record
GHSA-x79p-m9m4-xx9w- Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that share.
- Record
CVE-2020-36251- CVSS 3.1
- 3.5 Low
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N - CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:N - Updated
- 2026-11-02
OSV
ownCloud Server before 10.3.0 allows an attacker, who has received non-administrative access to a group share, to remove everyone else's access to that share.
- Record
CVE-2020-36251- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-36251 is a low vulnerability (CVSS 3.5) in Owncloud, published February 19, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 49th percentile. No source names a fixed version.