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Fencer Intel
high 7.5

CVE-2018-8820 json

An issue was discovered in Square 9 GlobalForms 6.2.x.

published 8y ago modified 4mo ago also EUVD-2018-20429

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits
0
none known

Summary

An issue was discovered in Square 9 GlobalForms 6.2.x. A Time Based SQL injection vulnerability in the "match" parameter allows remote authenticated attackers to execute arbitrary SQL commands. It is possible to upgrade access to full server compromise via xp_cmdshell. In some cases, the authentication requirement for the attack can be met by sending the default admin credentials.

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Exploit prediction

1.73% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • seclists.org http://seclists.org/fulldisclosure/2018/Mar/57 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.0 AV:N/AC:M/Au:S/C:P/I:P/A:P

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

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.