Improper input validation in Contao
CVE-2020-25768
Contao before 4.4.52, 4.9.x before 4.9.6, and 4.10.x before 4.10.1 have Improper Input Validation. It is possible to inject insert tags in front end forms which will be replaced when the page is rendered.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.008 (55.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
References
- community.contao.org/en/forumdisplay.php (Release Notes, Vendor Advisory)
- contao.org/en/security-advisories/insert-tag-injection-in-forms.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-25768?
- CVE-2020-25768 is a medium-severity vulnerability in Contao, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2020-10-07.
- How severe is CVE-2020-25768?
- Medium severity. CVSS v3 base score is 5.3 out of 10.