CVE-2018-10939 json
Zimbra Web Client (ZWC) in Zimbra Collaboration Suite 8.8 before 8.8.8.Patch4 and 8.7 before 8.7.11.Patch4 has Persistent XSS via a contact…
published 2018-05-30 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-2991
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.4%
- EPSS 1.4% chance of exploitation in 30 days, percentile 72%
- public exploits
- 0
- none known
Summary
Zimbra Web Client (ZWC) in Zimbra Collaboration Suite 8.8 before 8.8.8.Patch4 and 8.7 before 8.7.11.Patch4 has Persistent XSS via a contact group.
Patch / fix
Exploit prediction
1.42% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
wiki.zimbra.com
/wiki/Security_Center
patch, vendor-advisory
-
wiki.zimbra.com
/wiki/Zimbra_Releases/8.8.8/P4
patch, release-notes, vendor-advisory
-
blog.zimbra.com
/2018/05/new-zimbra-patches-8-8-8-patch-4-and-8-7-11-patch-4/
patch, vendor-advisory
-
wiki.zimbra.com
/wiki/Zimbra_Releases/8.7.11/P4
patch, release-notes, vendor-advisory
-
wiki.zimbra.com
/wiki/Zimbra_Security_Advisories
patch, vendor-advisory
Sources
- CVE List CVE-2018-10939
- NVD CVE-2018-10939
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