CVE-2023-37580 KEV
6.1
MEDIUM · CVSS 3.1 · EPSS 49.1% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2023-08-17.
Description
Zimbra Collaboration (ZCS) 8 before 8.8.15 Patch 41 allows XSS in the Zimbra Classic Web Client.
Scoring
| CVSS | 6.1 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 49.08% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-79 |
| On CISA KEV | yes — remediate by 2023-08-17 |
| Public exploit | none known |
| Published | 2023-07-31 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability |
|---|---|
| Added | 2023-07-27 |
| Due | 2023-08-17 |
| Vendor / product | Synacor / Zimbra Collaboration Suite (ZCS) |
| Ransomware use | none reported |
Affected (1)
| Vendor | Product |
|---|---|
| synacor | zimbra collaboration suite |
References
- http://www.openwall.com/lists/oss-security/2023/11/17/2
- https://wiki.zimbra.com/wiki/Security_Center
- https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
- http://www.openwall.com/lists/oss-security/2023/11/17/2
- https://wiki.zimbra.com/wiki/Security_Center
- https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-37580
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