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Fencer Vulns
medium 4.1

CVE-2023-3839 json

DedeBIZ sys_sql_query.php sql injection

published 2023-07-23 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-44467

cvss
4.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

A vulnerability, which was classified as problematic, has been found in DedeBIZ 6.2.10. Affected by this issue is some unknown functionality of the file /admin/sys_sql_query.php. The manipulation of the argument sqlquery leads to sql injection. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. VDB-235190 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/TXPH/CVE/blob/main/sqli-report.pdf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 4.1 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
CNA 3.0 4.1 CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
CNA 2.0 4.3 AV:N/AC:H/Au:M/C:P/I:P/A:P
NVD 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

  • n/a DedeBIZ

Classification

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