Medium severity4.7NVD Advisory· Published Mar 20, 2026· Updated Apr 29, 2026

CVE-2026-4473

Description

A vulnerability was detected in itsourcecode Online Doctor Appointment System 1.0. This issue affects some unknown processing of the file /admin/appointment_action.php. The manipulation of the argument appointment_id results in sql injection. The attack can be launched remotely. The exploit is now public and may be used.

Affected products

Unguardable/Online Doctor Appointment System
cpe:2.3:a:unguardable:online_doctor_appointment_system:1.0:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/sjkdhl/public/issues/2nvdExploitThird Party Advisory
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
itsourcecode.comnvdProduct
vuldb.comnvdPermissions RequiredVDB Entry

News mentions

No linked articles in our index yet.

Severity

MediumCVSS v3.1

4.7/ 10

CVSS v42.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: Low
Privileges: High
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: Low

Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

EPSS

Probability of exploitation in the next 30 days.

0.03%

VYPR risk score

Composite of severity, exploitation, and reach.

0.31medium

cvss	0.306
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-89
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CVE ID

CVE-2026-4473

Credits

O(
OneChicken (VulDB User)
reporter