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Fencer Vulns
medium 6.5

CVE-2021-27124 json

SQL injection in the expertise parameter in search_result.php in Doctor Appointment System v1.0 allows an authenticated patient user to dum…

published 2021-02-18 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-13892

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.8%
EPSS 5.8% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known, plus a Nuclei check

Summary

SQL injection in the expertise parameter in search_result.php in Doctor Appointment System v1.0 allows an authenticated patient user to dump the database credentials via a SQL injection attack.

Exploit prediction

5.83% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Doctor Appointment System 1.0 - SQL Injection nuclei detection template
  • packetstormsecurity.com http://packetstormsecurity.com/files/161342/Doctor-Appointment-System-1.0-SQL-Injection.html referenced PoC, tagged "exploit" by a source, unverified
  • naku-ratti.medium.com https://naku-ratti.medium.com/doctor-appointment-system-1-0-authenticated-sql-dios-7689b1d30f5f referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

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.