CVE-2021-40098: Path Traversal
First published: Mon Sep 27 2021(Updated: )
An issue was discovered in Concrete CMS through 8.5.5. Path Traversal leading to RCE via external form by adding a regular expression.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Concretecms Concrete Cms | <=8.5.5 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-40098?
CVE-2021-40098 is a vulnerability in Concrete CMS through version 8.5.5 that allows path traversal leading to remote code execution (RCE) via an external form.
How severe is CVE-2021-40098?
CVE-2021-40098 has a severity rating of 9.8, which is considered critical.
Which versions of Concrete CMS are affected by CVE-2021-40098?
Concrete CMS versions up to and including 8.5.5 are affected by CVE-2021-40098.
How can I fix CVE-2021-40098?
To fix CVE-2021-40098, it is recommended to update Concrete CMS to a version beyond 8.5.5.
Where can I find more information about CVE-2021-40098?
You can find more information about CVE-2021-40098 in the release notes of Concrete CMS version 8.5.6 and the associated HackerOne report.
- collector/nvd-index
- agent/weakness
- agent/references
- agent/severity
- agent/author
- agent/description
- agent/type
- agent/event
- agent/first-publish-date
- agent/softwarecombine
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/concretecms
- canonical/concretecms concrete cms
- version/concretecms concrete cms/8.5.5