CVE-2020-26138: Input Validation
First published: Mon Jun 07 2021(Updated: )
CVE-2020-26138 FormField: with square brackets in field name skips validation
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/silverstripe/framework | >=3.0.0<4.0.0>=4.0.0<4.7.4 | |
| Silverstripe silverstripe | <4.6.0 | |
| Silverstripe silverstripe | =4.6.0-rc1 | |
| composer/silverstripe/framework | >=3.0.0<4.7.4 | 4.7.4 |
| <4.6.0 | ||
| =4.6.0-rc1 |
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Reference Links
- https://www.silverstripe.org/download/security-releases/cve-2020-26138
- https://forum.silverstripe.org/c/releases
- https://www.silverstripe.org/blog/tag/release
- https://www.silverstripe.org/download/security-releases/
- https://nvd.nist.gov/vuln/detail/CVE-2020-26138
- https://www.silverstripe.org/download/security-releases/cve-2020-26138/
- https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/framework/CVE-2020-26138.yaml
- https://github.com/advisories/GHSA-7mv4-4xpg-xq44 (Advisory)
Frequently Asked Questions
What is CVE-2020-26138?
CVE-2020-26138 is a vulnerability that allows skipping validation when using square brackets in a form field name.
What software is affected by CVE-2020-26138?
CVE-2020-26138 affects the SilverStripe framework versions 3.0.0 up to 4.7.4.
How can I fix CVE-2020-26138?
To fix CVE-2020-26138, update the SilverStripe framework to a version that is higher than 4.7.4.
Is there a security release available for CVE-2020-26138?
Yes, there is a security release available for CVE-2020-26138. You can find it at the following link: [Security Release for CVE-2020-26138](https://www.silverstripe.org/download/security-releases/cve-2020-26138).
What is the severity of CVE-2020-26138?
The severity of CVE-2020-26138 is moderate.
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