Medium severity · published Apr 20, 2020
CVE-2020-9444
Zulip Server before 2.1.3 allows reverse tabnabbing via the Markdown functionality
6.1
CVSS
0.7%
EPSS
No
On KEV
Description
Zulip Server before 2.1.3 allows reverse tabnabbing via the Markdown functionality.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZS
Zulip Server · Zulip
through 2.1.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9444
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9444
Vendor Advisory
https://blog.zulip.org/2020/04/01/zulip-server-2-1-3-security-release/
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