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Fencer Vulns
medium 6.1

CVE-2020-8512 json

In IceWarp Webmail Server through 11.4.4.1, there is XSS in the /webmail/ color parameter.

published 2020-01-31 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-29378

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
14.8%
EPSS 14.8% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

In IceWarp Webmail Server through 11.4.4.1, there is XSS in the /webmail/ color parameter.

Timeline

  1. Published
  2. First public exploit (EDB-47988)

Exploit prediction

14.83% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-47988 IceWarp WebMail 11.4.4.1 - Reflective Cross-Site Scripting webapps, 2020-02-03
  • Nuclei template IceWarp WebMail Server <=11.4.4.1 - Cross-Site Scripting nuclei detection template
  • cxsecurity.com https://cxsecurity.com/issue/WLB-2020010205 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com https://packetstormsecurity.com/files/156103/IceWarp-WebMail-11.4.4.1-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/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 Vulns 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.