What is CVE-2023-43102?

CVE-2023-43102 is a medium-severity vulnerability in Zimbra Collaboration, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-12-07.

How severe is CVE-2023-43102?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2023-43102 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Zimbra Collaboration

CVE-2023-43102

An issue was discovered in Zimbra Collaboration (ZCS) before 10.0.4. An XSS issue can be exploited to access the mailbox of an authenticated user. This is also fixed in 8.8.15 Patch 43 and 9.0.0 Patch 36.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (35.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Zimbra Collaboration — versions 8.8.15, 9.0.0
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cve@mitre.org (Vendor Advisory)
cve@mitre.org (Patch)

Frequently asked questions

What is CVE-2023-43102?: CVE-2023-43102 is a medium-severity vulnerability in Zimbra Collaboration, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-12-07.
How severe is CVE-2023-43102?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-43102 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.