Zimbra - XSS (CVE-2022-27926)
92Exploiting IPs reported
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.
CrowdSec analysis
CVE-2022-27926 is a reflected cross-site scripting (XSS) vulnerability affecting Zimbra Collaboration, specifically within the /public/launchNewWindow.jsp component. This flaw enables unauthenticated attackers to inject and execute arbitrary web scripts or HTML via crafted requests.
CrowdSec has been tracking this vulnerability and its exploits since 15th of December 2023.
Data from the CrowdSec community indicates that exploitation of CVE-2022-27926 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations. In addition, according to the CrowdSec network, attack volume against CVE-2022-27926 has dipped slightly compared to the previous week. Although still commonly targeted, the decline suggests a cooling-off period. Long-term relevance remains, but attention is waning.
Attackers typically focus on requests to the /public/launchNewWindow.jsp endpoint when attempting to leverage this vulnerability.
Exploitation
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Common Weakness Enumeration (CWE)
Protection
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Blocklist
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