Cyber Posture

CVE-2026-3711

MediumPublic PoC

Published: 08 March 2026

Published
08 March 2026
Modified
09 March 2026
KEV Added
Patch
CVSS Score 4.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0005 16.1th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-3711 is a medium-severity Injection (CWE-74) vulnerability in Carmelo Simple Flight Ticket Booking System. Its CVSS base score is 4.7 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 16.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190).
Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-89

Penetration testing uses SQL injection payloads against database interfaces, identifying and supporting fixes for SQL injection weaknesses.

addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

addresses: CWE-89

Validates query inputs to prevent SQL syntax or command manipulation.

addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
Why these techniques?

SQL injection in a remotely accessible web admin interface (Adminupdate.php) directly enables exploitation of a public-facing application for limited database impact.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v18.1

NVD Description

A vulnerability was detected in code-projects Simple Flight Ticket Booking System 1.0. Affected is an unknown function of the file /Adminupdate.php. The manipulation of the argument flightno/airplaneid/departure/dtime/arrival/atime/ec/ep/bc/bp results in sql injection. The attack can be executed remotely. The exploit is…

more

now public and may be used.

Deeper analysisAI

CVE-2026-3711 is a SQL injection vulnerability (CWE-74, CWE-89) in code-projects Simple Flight Ticket Booking System 1.0, published on 2026-03-08. The issue affects an unknown function within the file /Adminupdate.php, where manipulation of arguments including flightno, airplaneid, departure, dtime, arrival, atime, ec, ep, bc, and bp enables SQL injection. The vulnerability has a CVSS v3.1 base score of 4.7 (AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L), indicating network accessibility with low complexity but requiring high privileges.

Attackers with high-level privileges, such as administrative access, can exploit this remotely by injecting malicious SQL payloads into the vulnerable parameters. Successful exploitation grants low impacts on confidentiality, integrity, and availability, potentially allowing limited data exposure, modification, or disruption within the application's database.

Advisories and references are available at https://code-projects.org/, https://github.com/Owen-YuanW/CVE/issues/5, https://vuldb.com/?ctiid.349657, https://vuldb.com/?id.349657, and https://vuldb.com/?submit.766309, though no specific patches or mitigation steps are detailed in the CVE description.

The exploit is public and may be used in attacks.

Details

CWE(s)

Affected Products

carmelo
simple flight ticket booking system
1.0

CVEs Like This One

CVE-2026-3705Same product: Carmelo Simple Flight Ticket Booking System
CVE-2026-3708Same product: Carmelo Simple Flight Ticket Booking System
CVE-2026-3735Same product: Carmelo Simple Flight Ticket Booking System
CVE-2026-3723Same product: Carmelo Simple Flight Ticket Booking System
CVE-2026-3710Same product: Carmelo Simple Flight Ticket Booking System
CVE-2026-3709Same product: Carmelo Simple Flight Ticket Booking System
CVE-2026-3736Same product: Carmelo Simple Flight Ticket Booking System
CVE-2026-3744Same vendor: Carmelo
CVE-2026-3745Same vendor: Carmelo
CVE-2026-5017Same vendor: Carmelo

References