CVE-2026-9412Public exploitNetwork attack vector

Authenticated access to unauthorized backend operations

Published May 25, 2026 · Updated May 25, 2026

Improper access control in SourceCodester Indian Invoicing System 1.0 allows remote authenticated users to access backend operations. The affected backend endpoints perform an undisclosed operation without enforcing the required privilege boundary; no endpoint names are public. Low-privilege credentials are required, and the published record does not identify the accessible operations or resulting data and service effects.

CVSS severity6.3
Medium
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in SourceCodester Indian Invoicing System 1.0 allows remote authenticated users to access backend operations. The affected backend endpoints perform an undisclosed operation without enforcing the required privilege boundary; no endpoint names are public. Low-privilege credentials are required, and the published record does not identify the accessible operations or resulting data and service effects.

The record

CVE
CVE-2026-9412
Published
May 25, 2026
Updated
May 25, 2026
Vendor
Online Computer and Laptop Store Project
Product
Indian Invoicing System
Classifications
CWE-284, CWE-266, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. May 25, 2026CVE publishedPublication date reported by the CVE source.
  2. May 25, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Online Computer and Laptop Store Project · Indian Invoicing Systemversion=1.0

Published CVSS scores

6.5VulDBAV:N/AC:L/Au:S/C:P/I:P/A:P
2.1VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
6.3VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-284Improper Access Control
CWE-266Incorrect Privilege Assignment
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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