Reflected XSS Vulnerability in Zulip Server by Zulip
CVE-2020-12759

6.1MEDIUM

Key Information:

Vendor

Zulip

Status
Zulip Server
Vendor
CVE Published:
21 August 2020

What is CVE-2020-12759?

Zulip Server prior to version 2.1.5 is susceptible to reflected Cross-Site Scripting (XSS) due to improper handling of Dropbox webhook responses. An attacker can exploit this vulnerability to execute arbitrary JavaScript in the context of the victim's browser, potentially leading to data theft or unauthorized actions within the user's session. It is crucial for users to upgrade to the latest version to mitigate this risk.

References

https://blog.zulip.com/2020/06/17/zulip-server-2-1-5-secu...
x_refsource_CONFIRM

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.