Medium severity · published May 29, 2019
CVE-2018-18631
mailboxd component in Synacor Zimbra Collaboration Suite 8.6, 8.7 before 8.7.11 Patch 7, and 8.8 before 8.8.10 Patch 2 has Persistent XSS
6.1
CVSS
1%
EPSS
No
On KEV
Description
mailboxd component in Synacor Zimbra Collaboration Suite 8.6, 8.7 before 8.7.11 Patch 7, and 8.8 before 8.8.10 Patch 2 has Persistent XSS.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZC
Zimbra Collaboration Suite · Synacor
8.7.0 before 8.7.11; 8.8.0 before 8.8.9; 8.6.0; 8.7.11; 8.7.11; 8.7.11; +11 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-18631
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-18631
Issue Tracking
https://bugzilla.zimbra.com/show_bug.cgi?id=109020
Vendor Advisory
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
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