CVE-2023-48432

high-risk
Published 2024-02-13

An issue was discovered in Zimbra Collaboration (ZCS) 8.8.15, 9.0, and 10.0. XSS, with resultant session stealing, can occur via JavaScript code in a link (for a webmail redirection endpoint) within en email message, e.g., if a victim clicks on that link within Zimbra webmail.

Do I need to act?

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0.55% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Zimbra

References (6)

Release Notes https://wiki.zimbra.com/wiki/Security_Center
Vendor Advisory https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
Vendor Advisory https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
Release Notes https://wiki.zimbra.com/wiki/Security_Center
Vendor Advisory https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
Vendor Advisory https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
53
/ 100
high-risk
Severity 23/34 · High
Exploitability 2/34 · Minimal
Exposure 28/34 · Critical