What’s Vulnerable › Vulnerabilities

CVE-2023-34193

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-06 · updated 2026-06-17
• Weakness: CWE-434

Description

File Upload vulnerability in Zimbra ZCS 8.8.15 allows an authenticated privileged user to execute arbitrary code and obtain sensitive information via the ClientUploader function.

Affected products

• Zimbra Collaboration: 8.8.15, 8.8.15-p1, 8.8.15-p10, 8.8.15-p11, 8.8.15-p12, 8.8.15-p13 (+31)

References

• https://wiki.zimbra.com/wiki/Security_Center
• https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
• https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
• https://wiki.zimbra.com/wiki/Security_Center
• https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
• https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

Get alerted when CVE-2023-34193 or the next vulnerability affects your stack