CVE-2021-25986 Explained : Impact and Mitigation
Learn about CVE-2021-25986, a Stored Cross-Site Scripting (XSS) vulnerability in Django-wiki versions 0.0.20 to 0.7.8. Find out the impact, affected systems, and mitigation steps.
Django-wiki versions 0.0.20 to 0.7.8 are vulnerable to Stored Cross-Site Scripting (XSS) in the Notifications Section. This vulnerability allows an attacker with edit access to inject malicious JavaScript payloads into the title field, leading to the execution of arbitrary code when a victim views notifications.
Understanding CVE-2021-25986
This section provides insights into the nature and impact of the Django-wiki vulnerability.
What is CVE-2021-25986?
CVE-2021-25986 describes a Stored Cross-Site Scripting (XSS) vulnerability in Django-wiki versions 0.0.20 to 0.7.8. Attackers exploiting this issue can execute malicious scripts in the victim's browser.
The Impact of CVE-2021-25986
The vulnerability poses a medium severity risk with a CVSS base score of 5.4. It requires low privileges to exploit and user interaction but can compromise confidentiality and integrity.
Technical Details of CVE-2021-25986
In this section, we delve into the specifics of the vulnerability.
Vulnerability Description
The vulnerability in Django-wiki allows attackers to insert JavaScript payloads in the title field, triggering unwanted code execution in users' browsers.
Affected Systems and Versions
Django-wiki versions 0.0.20 to 0.7.8 are confirmed to be impacted by this XSS vulnerability.
Exploitation Mechanism
An attacker needs access to edit pages to exploit the XSS flaw by injecting malicious JavaScript into notifications.
Mitigation and Prevention
This section outlines measures to mitigate the impact of CVE-2021-25986.
Immediate Steps to Take
Users are advised to update Django-wiki to version 0.7.9 or later to prevent exploitation of this vulnerability.
Long-Term Security Practices
Regularly updating software, implementing input validation, and educating users about social engineering attacks can enhance overall security posture.
Patching and Updates
Keeping software up to date with the latest security patches and fixes is crucial to protect against known vulnerabilities.