CVE-2020-11890
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup...
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
- Record
CVE-2020-11890- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
- Record
CVE-2020-11890- Updated
- 2026-11-02
EUVDEUVD-2020-4227 No score
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
- Record
EUVD-2020-4227- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gqjv-9xmw-cfqh No score
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup...
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
- Record
GHSA-gqjv-9xmw-cfqh- Updated
- 2026-11-02
OSV
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
- Record
CVE-2020-11890- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
OSVBIT-joomla-2020-11890 No score
An issue was discovered in Joomla! before 3.9.17. Improper input validations in the usergroup table class could lead to a broken ACL configuration.
- Record
BIT-joomla-2020-11890- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
joomlaBitnami |
2.5.0 up to 3.9.17 | 3.9.17 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | HoangKien1020/CVE-2020-11890 | 2020-04-22 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-11890 is a medium vulnerability (CVSS 5.3) in Joomla Joomla\!, published April 21, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 2.76%, the 86th percentile. Fixed in joomla 3.9.17.