CVE-2023-34192: Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability
Critical · CVSS 9.0 (CVSS 3.1)KEV known exploitedEPSS 77.3%, 100th percentilePublished Updated Assigner: mitre
In CISA’s Known Exploited Vulnerabilities catalog: Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description
Cross Site Scripting vulnerability in Zimbra ZCS v.8.8.15 allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function.
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Synacor: Zimbra Collaboration Suite (ZCS)
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- wiki.zimbra.com/wiki/Security_Center (opens in new tab)
- wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy (opens in new tab)
- wiki.zimbra.com/wiki/Zimbra_Security_Advisories (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)