CVE-2018-20418 : Security Advisory and Response
Learn about CVE-2018-20418 affecting Craft CMS 3.0.25, allowing attackers to execute cross-site scripting attacks. Find mitigation steps and preventive measures here.
Craft CMS 3.0.25 contains a vulnerability in the save-entry functionality, allowing for a cross-site scripting (XSS) attack.
Understanding CVE-2018-20418
Craft CMS 3.0.25 vulnerability in save-entry functionality.
What is CVE-2018-20418?
Craft CMS 3.0.25 vulnerability in the save-entry functionality allows attackers to execute a cross-site scripting (XSS) attack by saving a new title from the console tab.
The Impact of CVE-2018-20418
This vulnerability can be exploited by attackers to perform XSS attacks, potentially compromising user data and system integrity.
Technical Details of CVE-2018-20418
Craft CMS 3.0.25 vulnerability technical details.
Vulnerability Description
The vulnerability exists in the index.php?p=admin/actions/entries/save-entry URL of Craft CMS 3.0.25, enabling XSS attacks through the console tab.
Affected Systems and Versions
- Product: Craft CMS 3.0.25
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
Attackers can exploit this vulnerability by saving a new title directly from the console tab, triggering a cross-site scripting (XSS) attack.
Mitigation and Prevention
Steps to mitigate and prevent CVE-2018-20418.
Immediate Steps to Take
- Update Craft CMS to the latest version.
- Implement input validation to prevent malicious scripts.
- Monitor and sanitize user inputs to mitigate XSS risks.
Long-Term Security Practices
- Regularly update and patch software to address vulnerabilities.
- Educate users on safe browsing practices to prevent XSS attacks.
Patching and Updates
Craft CMS users should apply patches and updates provided by the vendor to address the vulnerability.