Vulnerability CVE-2020-10935
Published: 2020-04-20

Description:
Zulip Server before 2.1.3 allows XSS via a Markdown link, with resultant account takeover.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Zulip -> Zulip server 

 References:
https://blog.zulip.org/2020/04/01/zulip-server-2-1-3-security-release/
https://www.coresecurity.com/advisories/zulip-account-takeover-stored-xss
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