CVE-2020-15699
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups...
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups table object can result in a broken site 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! through 3.9.19. Missing validation checks on the usergroups table object can result in a broken site configuration.
- Record
CVE-2020-15699- 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-345
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups table object can result in a broken site configuration.
- Record
CVE-2020-15699- Updated
- 2026-11-02
EUVDEUVD-2020-7686 No score
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups table object can result in a broken site configuration.
- Record
EUVD-2020-7686- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wqw3-26w4-7wmj No score
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups...
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups table object can result in a broken site configuration.
- Record
GHSA-wqw3-26w4-7wmj- Updated
- 2026-11-02
OSV
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups table object can result in a broken site configuration.
- Record
CVE-2020-15699- 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-2020-15699 No score
An issue was discovered in Joomla! through 3.9.19. Missing validation checks on the usergroups table object can result in a broken site configuration.
- Record
BIT-joomla-2020-15699- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
joomlaBitnami |
2.5.0 to 3.9.19 | None known |
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-2020-15699 is a medium vulnerability (CVSS 5.3) in Joomla Joomla\!, published July 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 48th percentile. No source names a fixed version.