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Fencer Intel
medium 6.1

CVE-2018-14013 json

Synacor Zimbra Collaboration Suite Collaboration before 8.8.11 has XSS in the AJAX and html web clients.

published 7y ago modified 4mo ago also EUVD-2018-5944

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.4%
EPSS 7.4% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known, plus a Nuclei check

Summary

Synacor Zimbra Collaboration Suite Collaboration before 8.8.11 has XSS in the AJAX and html web clients.

Patch / fix

  • synacor zimbra_collaboration_suite 8.7.11, 8.8.9

Is CVE-2018-14013 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

7.44% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Nuclei template Synacor Zimbra Collaboration Suite Collaboration <8.8.11 - Cross-Site Scripting nuclei detection template
  • packetstormsecurity.com http://packetstormsecurity.com/files/151472/Zimbra-Collaboration-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2019/Feb/3 referenced PoC, tagged "exploit" by a source, unverified
  • openwall.com http://www.openwall.com/lists/oss-security/2019/01/30/1 referenced PoC, tagged "exploit" by a source, unverified

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

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.