Medium severity · published Aug 3, 2026
CVE-2026-18592
osCommerce Email Template Configuration EmailController.php EmailController sql injection
4.7
CVSS
0.3%
EPSS
No
On KEV
Description
A security flaw has been discovered in osCommerce 4.14.63493. Affected by this issue is the function EmailController of the file app/lib/backend/controllers/EmailController.php of the component Email Template Configuration. Performing a manipulation of the argument email_templates_key results in sql injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OS
osCommerce · Oscommerce
4.14.63493 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18592
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18592
anonymous.4open.science
https://anonymous.4open.science/r/oscommerce-E7D5/second-order-sqli-report.md
vuldb.com
https://vuldb.com/cve/CVE-2026-18592
vuldb.com
https://vuldb.com/submit/851289
vuldb.com
https://vuldb.com/vuln/385420
vuldb.com
https://vuldb.com/vuln/385420/cti
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