CVE-2020-13763
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not...
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
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
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
- Record
CVE-2020-13763- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-281
- Updated
- 2026-11-02
CVE List No score
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
- Record
CVE-2020-13763- Updated
- 2026-11-02
EUVDEUVD-2020-5981 No score
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
- Record
EUVD-2020-5981- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mjmf-xmqr-52w8 No score
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not...
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
- Record
GHSA-mjmf-xmqr-52w8- Updated
- 2026-11-02
OSV
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
- Record
CVE-2020-13763- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVBIT-joomla-2020-13763 No score
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
- Record
BIT-joomla-2020-13763- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
joomlaBitnami |
2.5.0 up to 3.9.19 | 3.9.19 |
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-2020-13763 is a high vulnerability (CVSS 7.5) in Joomla Joomla\!, published June 2, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. Fixed in joomla 3.9.19.