CVE-2022-27926 is a vulnerability in Zimbra Collaboration
Published on April 21, 2022
A reflected cross-site scripting (XSS) vulnerability in the /public/launchNewWindow.jsp component of Zimbra Collaboration (aka ZCS) 9.0 allows unauthenticated attackers to execute arbitrary web script or HTML via request parameters.
Known Exploited Vulnerability
This Zimbra Collaboration (ZCS) Cross-Site Scripting (XSS) Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability by allowing an endpoint URL to accept parameters without sanitizing.
The following remediation steps are recommended / required by April 24, 2023: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2022-27926 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2022-27926 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2022-27926
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Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.