PHP file inclusion via insert tags

Moderate

leofeyer published GHSA-r6mv-ppjc-4hgr

Aug 11, 2021

Package

contao/core-bundle (Composer)

Affected versions

>=4.0.0

Patched versions

4.4.56, 4.9.18, 4.11.7

Description

Impact

It is possible for untrusted users to load arbitrary PHP files via insert tags.

Installations are only affected if there are untrusted back end users.

Patches

Update to Contao 4.4.56, 4.9.18 or 4.11.7.

Workarounds

Disable the login for untrusted back end users.

References

https://contao.org/en/security-advisories/php-file-inclusion-via-insert-tags

For more information

If you have any questions or comments about this advisory, open an issue in contao/contao.

Severity

Moderate

5.4

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

Low

User interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N