PKSA-bdyk-ggk4-5v4w: Insert tag injection in the breadcrumb module on 404 pages (see GHSA-6m74-9w88-r3fh)
Published Nov 11, 2026
·Updated
Insert tag injection in the breadcrumb module on 404 pages (see GHSA-6m74-9w88-r3fh)
Affected Software
3 affected componentsFixes available
composer/contao/contao>=5.3.0, <5.3.54
5.3.54
composer/contao/contao>=5.4.0, <5.7.17
5.7.17
composer/contao/contao>=6.0.0, <6.0.6
6.0.6
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
composer/contao/contaoto a version that resolves this vulnerability.Fixed in 5.3.54 - Upgrade
Upgrade
composer/contao/contaoto a version that resolves this vulnerability.Fixed in 5.7.17 - Upgrade
Upgrade
composer/contao/contaoto a version that resolves this vulnerability.Fixed in 6.0.6
Event History
Nov 11, 2026
Advisory Published
via Packagist·12:00 AM
Data Sourced
via Packagist·12:00 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Does the available advisory information identify a fixed version?
No fixed version is provided in the available information.
2
Are attacker prerequisites or a temporary mitigation described?
No attacker prerequisites, configuration requirements, or workaround are specified in the available information.