Contao 4.8.4 and 4.8.5 has Improper Encoding or Escaping of Output.
Priority LOW 26CWE-116Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.
Summary
Contao 4.8.4 and 4.8.5 has Improper Encoding or Escaping of Output. It is possible to inject insert tags into the login module which will be replaced when the page is rendered.
Why it matters now
EPSS 0.00819 57th percentileScored 2026-11-07
Fix Fixed contao/core-bundle (Packagist): 4.8.6contao/contao (Packagist): 4.8.6
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 |
| — | contao/core-bundle (Packagist) | 4.8.4 to before 4.8.6 | 4.8.6 | Patch available | GHSA-jc43-qrrp-98f5 |
| — | contao/contao (Packagist) | 4.8.4 to before 4.8.6 | 4.8.6 | Patch available | GHSA-jc43-qrrp-98f5 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- contao/core-bundle (Packagist) Vendor— Affected 4.8.4 to before 4.8.6 Fixed in 4.8.6 Patch available GHSA-jc43-qrrp-98f5
- contao/contao (Packagist) Vendor— Affected 4.8.4 to before 4.8.6 Fixed in 4.8.6 Patch available GHSA-jc43-qrrp-98f5
Remediation
- Fix · GHSA-jc43-qrrp-98f5 contao/core-bundle (Packagist) Fixed in 4.8.6 Advisory →
- Fix · GHSA-jc43-qrrp-98f5 contao/contao (Packagist) Fixed in 4.8.6 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2019-19714
- 2026-10-03 Alias added: GHSA-jc43-qrrp-98f5
References
Advisory 3
Other 4
- https://github.com/contao/contao/security/advisories/GHSA-jc43-qrrp-98f5
- https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-19714.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-19714.yaml
- https://github.com/contao/contao
More Contao vulnerabilities
- TI-2022-09661 Contao Managed Edition v1.5.0 was discovered to contain a remote command execution (RCE)… CVSS 3.1CRITICAL 9.8
- TI-2024-30849 Unrestricted file upload in Contao CVSS 3.1MEDIUM 6.4
- TI-2023-18600 Contao cross site scripting vulnerability via input unit widget CVSS 3.1MEDIUM 6.5
- TI-2022-08709 Cross site scripting via canonical tag CVSS 3.1HIGH 7.2
- TI-2019-08602 Contao 4.x allows SQL Injection. CVSS 3.0CRITICAL 9.8
- TI-2024-30447 Remote command execution through file upload in contao/core-bundle CVSS 3.1HIGH 8.8
Sources
- CVE-2019-19714 · CVE Program
- CVE-2019-19714 · NVD
- FIRST EPSS
- GHSA-jc43-qrrp-98f5 · 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