CVE-2026-105226

osCommerce osCommerce2 Newsletter Management newsletters.php include code injection

MEDIUM
4.7
CVSS Score
Published: October 5, 2026 at 04:30 AM UTC
Updated: October 7, 2026 at 09:17 PM UTC
1 product affected across 1 vendorOscommerce

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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

A security flaw has been discovered in osCommerce osCommerce2 up to 2.3.4.1. This vulnerability affects the function include of the file admin/newsletters.php of the component Newsletter Management. Performing a manipulation of the argument module results in code injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/413428
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/413428/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-105226
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/971047
ExploitIssue Tracking
Source: cverecord
https://github.com/osCommerce/oscommerce2/issues/676

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.7MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-94CWE-74

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