CVE-2020-35946 Explained : Impact and Mitigation
Learn about CVE-2020-35946, a medium-severity XSS vulnerability in the All in One SEO Pack plugin for WordPress. Find out how to mitigate the risk and protect your website.
An issue was discovered in the All in One SEO Pack plugin before 3.6.2 for WordPress. The SEO Description and Title fields are vulnerable to unsanitized input from a Contributor, leading to stored XSS.
Understanding CVE-2020-35946
This CVE identifies a vulnerability in the All in One SEO Pack plugin for WordPress that could allow for stored cross-site scripting (XSS) attacks.
What is CVE-2020-35946?
CVE-2020-35946 is a security vulnerability found in the All in One SEO Pack plugin for WordPress, allowing malicious contributors to input unsanitized data in the SEO Description and Title fields, leading to stored XSS attacks.
The Impact of CVE-2020-35946
The impact of this vulnerability is rated as medium severity with a CVSS base score of 5.4. The attack complexity is low, requiring network access and user interaction. While the availability impact is none, it can compromise confidentiality and integrity to a low extent.
Technical Details of CVE-2020-35946
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in the All in One SEO Pack plugin allows contributors to inject malicious scripts into the SEO Description and Title fields, potentially leading to stored XSS attacks.
Affected Systems and Versions
- Product: All in One SEO Pack plugin
- Vendor: n/a
- Versions affected: All versions before 3.6.2
Exploitation Mechanism
The vulnerability can be exploited by a Contributor with access to the SEO Description and Title fields, allowing them to input malicious scripts that get executed when the content is viewed.
Mitigation and Prevention
Protecting systems from CVE-2020-35946 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update the All in One SEO Pack plugin to version 3.6.2 or newer to patch the vulnerability.
- Monitor and sanitize user inputs to prevent XSS attacks.
Long-Term Security Practices
- Regularly update plugins and software to the latest versions.
- Educate users on secure coding practices and the risks of unsanitized inputs.
Patching and Updates
Ensure timely installation of security patches and updates to prevent exploitation of known vulnerabilities.