GHSA-m8x6-6r63-qvj2high7.2
Cross site scripting via canonical tag in Contao
The advisory, in context
Impact
Untrusted users can inject malicious code into the canonical tag, which is then executed on the web page (front end).
Patches
Update to Contao 4.13.3.
Workarounds
Disable canonical tags in the root page settings.
References
https://contao.org/en/security-advisories/cross-site-scripting-via-canonical-url
For more information
If you have any questions or comments about this advisory, open an issue in contao/contao.
Affected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
contao/core-bundle Packagist
Ecosystem versions
From 4.13.0 before 4.13.3
Fixed in 4.13.3
3 explicitly affected versions
4.13.0, 4.13.1, 4.13.2
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "4.13.0"
},
{
"fixed": "4.13.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.13.0",
"4.13.1",
"4.13.2"
]
}contao/contao Packagist
Ecosystem versions
From 4.13.0 before 4.13.3
Fixed in 4.13.3
3 explicitly affected versions
4.13.0, 4.13.1, 4.13.2
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "4.13.0"
},
{
"fixed": "4.13.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"4.13.0",
"4.13.1",
"4.13.2"
]
}References
- https://github.com/contao/contao/security/advisories/GHSA-m8x6-6r63-qvj2
- https://nvd.nist.gov/vuln/detail/CVE-2022-24899
- https://github.com/contao/contao/commit/199206849a87ddd0fa5cf674eb3c58292fd8366c
- https://contao.org/en/security-advisories/cross-site-scripting-via-canonical-url.html
- https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2022-24899.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2022-24899.yaml
- https://github.com/contao/contao