High severity7.3NVD Advisory· Published Mar 8, 2026· Updated Apr 29, 2026

CVE-2026-3709

Description

A weakness has been identified in code-projects Simple Flight Ticket Booking System 1.0. This affects an unknown function of the file /register.php. Executing a manipulation of the argument Username can lead to sql injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

Affected products

Carmelo/Simple Flight Ticket Booking System
cpe:2.3:a:carmelo:simple_flight_ticket_booking_system:1.0:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/Owen-YuanW/CVE/issues/3nvdExploitIssue TrackingThird Party Advisory
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
code-projects.orgnvdProduct
vuldb.comnvdPermissions RequiredVDB Entry

News mentions

No linked articles in our index yet.

Severity

HighCVSS v3.1

7.3/ 10

CVSS v45.5

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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: None
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: Low

Vector

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

EPSS

Probability of exploitation in the next 30 days.

0.06%

VYPR risk score

Composite of severity, exploitation, and reach.

0.47medium

cvss	0.474
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-2026-3709

Credits

O(
OwenW (VulDB User)
reporter