Open redirect in Jupyter Notebook - CVE-2020-26215
Published: November 18, 2020 / Updated: November 25, 2020
Vulnerability identifier: #VU48652
CSH Severity: Medium
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-26215
CWE-ID: CWE-601
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to improper sanitization of user-supplied data. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
Affected software
Jupyter Notebook
Ubuntu
python3-notebook (Ubuntu package)
jupyter-notebook (Ubuntu package)
python-notebook (Ubuntu package)
Ubuntu
python3-notebook (Ubuntu package)
jupyter-notebook (Ubuntu package)
python-notebook (Ubuntu package)
How to mitigate CVE-2020-26215
Install updates from vendor's website.
Jupyter Notebook - update to 6.1.5
python3-notebook (Ubuntu package) - addressed in versions 5.2.2-1ubuntu0.1, 6.0.3-2ubuntu0.1, 6.4.8-1ubuntu0.1
jupyter-notebook (Ubuntu package) - addressed in versions 5.2.2-1ubuntu0.1, 6.0.3-2ubuntu0.1, 6.4.8-1ubuntu0.1
python-notebook (Ubuntu package) - update to 5.2.2-1ubuntu0.1
python3-notebook (Ubuntu package) - addressed in versions 5.2.2-1ubuntu0.1, 6.0.3-2ubuntu0.1, 6.4.8-1ubuntu0.1
jupyter-notebook (Ubuntu package) - addressed in versions 5.2.2-1ubuntu0.1, 6.0.3-2ubuntu0.1, 6.4.8-1ubuntu0.1
python-notebook (Ubuntu package) - update to 5.2.2-1ubuntu0.1