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Fencer Vulns
critical 9.8

CVE-2021-41492 json

Multiple SQL Injection vulnerabilities exist in Sourcecodester Simple Cashiering System (POS) 1.0 via the (1) Product Code in the pos page…

published 2021-11-03 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-28518

cvss
9.8
version 3.1, 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

Multiple SQL Injection vulnerabilities exist in Sourcecodester Simple Cashiering System (POS) 1.0 via the (1) Product Code in the pos page in cashiering. (2) id parameter in manage_products and the (3) t paramater in actions.php.

Exploit prediction

1.71% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • nu11secur1ty.com https://www.nu11secur1ty.com/2021/12/cve-2021-41492.html referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41492 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.