Cyber Posture

CVE-2026-2983

HighPublic PoC

Published: 23 February 2026

Published
23 February 2026
Modified
24 February 2026
KEV Added
Patch
CVSS Score 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0007 21.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-2983 is a high-severity Incorrect Privilege Assignment (CWE-266) vulnerability in Munyweki Student Result Management System. Its CVSS base score is 7.3 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 21.9th 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) and 1 other technique.
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-284 CWE-266

The access control policy and procedures directly mandate and enforce proper access control mechanisms across the organization.

addresses: CWE-284 CWE-266

Supervision and review of access control activities directly detects and remediates improper access configurations or usages.

addresses: CWE-284 CWE-266

Defining account types, requiring approvals for creation, specifying authorizations, monitoring usage, and reviewing accounts directly prevents improper access control by ensuring only authorized accounts exist and are used.

addresses: CWE-266 CWE-284

The control requires explicit definition of separated access authorizations, making incorrect privilege assignments that bundle conflicting duties harder to implement.

addresses: CWE-266 CWE-284

Ensures privileges are assigned only as necessary rather than incorrectly over-granted.

addresses: CWE-284

Device lock enforces restricted access until re-authentication, directly reducing unauthorized use of active sessions.

addresses: CWE-284

Explicitly identifying and documenting actions permitted without identification or authentication enforces proper access control boundaries by defining justified exceptions.

addresses: CWE-284

By automatically labeling outputs with security attributes, the control supports attribute-based enforcement and reduces exploitability of improper access control weaknesses.

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.
T1136 Create Account Persistence
Adversaries may create an account to maintain access to victim systems.
Why these techniques?

Vulnerability enables unauthenticated remote exploitation of public-facing web app (T1190) via arbitrary file upload in import_users.php, directly facilitating bulk account injection/creation (T1136).

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

NVD Description

A vulnerability was determined in SourceCodester Student Result Management System 1.0. The impacted element is an unknown function of the file /admin/core/import_users.php of the component Bulk Import. This manipulation of the argument File causes improper access controls. Remote exploitation of…

more

the attack is possible. The exploit has been publicly disclosed and may be utilized.

Deeper analysisAI

CVE-2026-2983 is a vulnerability in SourceCodester Student Result Management System 1.0, affecting an unknown function in the file /admin/core/import_users.php within the Bulk Import component. Manipulation of the 'File' argument leads to improper access controls, as classified under CWE-266 and CWE-284. The issue carries a CVSS v3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L) and was published on 2026-02-23.

Unauthenticated remote attackers can exploit this vulnerability over the network with low complexity and no user interaction required. Successful exploitation enables limited impacts on confidentiality, integrity, and availability, including unauthenticated bulk account injection via arbitrary file upload, as detailed in public disclosures.

Advisories on VulDB (ctiid.347366, id.347366, submit.756135) and a GitHub repository (describing it as Vulnerability 2 in the context of unauthenticated SMTP hijacking to account takeover) confirm remote exploitability, with the proof-of-concept publicly disclosed. The vendor site at sourcecodester.com provides the affected software, but no specific patch or mitigation details are outlined in the references.

Details

CWE(s)

Affected Products

munyweki
student result management system
1.0

CVEs Like This One

CVE-2026-2938Same product: Munyweki Student Result Management System
CVE-2026-2668Shared CWE-266, CWE-284
CVE-2025-2218Shared CWE-266, CWE-284
CVE-2025-0206Shared CWE-266, CWE-284
CVE-2026-5569Shared CWE-266, CWE-284
CVE-2026-5526Shared CWE-266, CWE-284
CVE-2026-7468Shared CWE-266, CWE-284
CVE-2025-25948Shared CWE-284
CVE-2026-4194Shared CWE-266, CWE-284
CVE-2026-2549Shared CWE-266, CWE-284

References