Cross-Site Scripting in Zulip Server Affects User Accounts
CVE-2020-10935

5.4MEDIUM

Key Information:

Vendor

Zulip

Status
Zulip Server
Vendor
CVE Published:
20 April 2020

What is CVE-2020-10935?

Zulip Server versions prior to 2.1.3 are susceptible to a Cross-Site Scripting (XSS) vulnerability that arises when processing Markdown links. This flaw can be exploited by an attacker to execute arbitrary JavaScript in the context of a victim's session, potentially leading to account takeover. Users are encouraged to upgrade to the latest version to mitigate this risk. For further details, refer to the official security release and advisories.

References

https://blog.zulip.org/2020/04/01/zulip-server-2-1-3-secu...
x_refsource_CONFIRM
https://www.coresecurity.com/advisories/zulip-account-tak...
x_refsource_MISC

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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