In Joomla! before 3.9.19, the default settings of the global textfilter configuration do…
Priority LOW 36CWE-281Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
In Joomla! before 3.9.19, the default settings of the global textfilter configuration do not block HTML inputs for Guest users.
Why it matters now
EPSS 0.01359 71st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* | 2.5.1 to before 3.9.19 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla\!:2.5.0:-:*:*:*:*:*:* | 2.5.0 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla\!:2.5.0:beta1:*:*:*:*:*:* | 2.5.0 beta1 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla\!:2.5.0:beta2:*:*:*:*:*:* | 2.5.0 beta2 | Vulnerable | Joomla! |
| cpe:2.3:a:joomla:joomla\!:2.5.0:rc1:*:*:*:*:*:* | 2.5.0 rc1 | Vulnerable | Joomla! |
- cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* Versions 2.5.1 to before 3.9.19 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla\!:2.5.0:-:*:*:*:*:*:* Versions 2.5.0 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla\!:2.5.0:beta1:*:*:*:*:*:* Versions 2.5.0 beta1 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla\!:2.5.0:beta2:*:*:*:*:*:* Versions 2.5.0 beta2 Vulnerable ·Joomla!
- cpe:2.3:a:joomla:joomla\!:2.5.0:rc1:*:*:*:*:*:* Versions 2.5.0 rc1 Vulnerable ·Joomla!
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-13763
- 2026-10-03 Alias added: GHSA-mjmf-xmqr-52w8
References
More Joomla! vulnerabilities
- TI-2016-08118 The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow… KEVCVSS 3.1CRITICAL 9.8
- TI-2017-06410 SQL injection vulnerability in Joomla! 3.7.x before 3.7.1 allows attackers to execute… CVSS 3.0CRITICAL 9.8
- TI-2016-08129 The isMail transport in PHPMailer before 5.2.20 might allow remote attackers to pass… CVSS 3.1CRITICAL 9.8
- TI-2016-07280 The register method in the UsersModelRegistration class in controllers/user.php in the… CVSS 3.0CRITICAL 9.8
- TI-2023-09555 [20230201] - Core - Improper access check in webservice endpoints KEVCVSS 3.1MEDIUM 5.3
- TI-2015-07045 Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object… CVSS 2.0HIGH 7.5
Sources
- CVE-2020-13763 · CVE Program
- CVE-2020-13763 · NVD
- FIRST EPSS
- GHSA-mjmf-xmqr-52w8 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences