Medium severity · published Oct 31, 2019
CVE-2018-21030
Jupyter Notebook before 5.5.0 does not use a CSP header to treat served files as belonging to a separate origin
5.3
CVSS
1.4%
EPSS
No
On KEV
Description
Jupyter Notebook before 5.5.0 does not use a CSP header to treat served files as belonging to a separate origin. Thus, for example, an XSS payload can be placed in an SVG document.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Notebook · Jupyter
before 5.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-21030
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-21030
Patch
https://github.com/jupyter/notebook/pull/3341
Release Notes
https://github.com/jupyter/notebook/releases/tag/5.5.0
lists.debian.org
https://lists.debian.org/debian-lts-announce/2020/11/msg00033.html
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