Vulnerability · Published Sep 17, 2024 · Assigned by GitHub_M

CVE-2024-45612Insert tag injection via canonical URL in Contao

Medium 5.3

In plain English

A medium-severity improper input validation in contao from contao. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.3%top 77.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Contao is an Open Source CMS. In affected versions an untrusted user can inject insert tags into the canonical tag, which are then replaced on the web page (front end). Users are advised to update to Contao 4.13.49, 5.3.15 or 5.4.3. Users unable to upgrade should disable canonical tags in the root page settings.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Packagist	contao/core-bundle	4.13.49	GHSA-2xpq-xp6c-5mgj
Packagist	contao/core-bundle	5.3.15	GHSA-2xpq-xp6c-5mgj
Packagist	contao/core-bundle	5.4.3	GHSA-2xpq-xp6c-5mgj

Affected products (as reported)

Vendor	Product	Versions
contao	contao	>= 4.13.0, < 4.13.49>= 5.0.0, < 5.3.15>= 5.4.0, < 5.4.3

Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

https://github.com/contao/contao/security/advisories/GHSA-2xpq-xp6c-5mgj x_refsource_CONFIRM
https://contao.org/en/security-advisories/insert-tag-injection-via-canonical-urls x_refsource_MISC