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Fencer Vulns
high 8.8

CVE-2019-10662 in the critical feed json

Grandstream UCM6204 before 1.0.19.20 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in the bac…

published 2019-03-30 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-2462

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
43.9%
EPSS 43.9% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Grandstream UCM6204 before 1.0.19.20 devices allow remote authenticated users to execute arbitrary code via shell metacharacters in the backupUCMConfig file-backup parameter to the /cgi? URI.

Patch / fix

  • grandstream ucm6204_firmware 1.0.19.20

Exploit prediction

43.86% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

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.