SQL Injection in Zen Cart
CVE-2026-108826
A vulnerability was found in Zen Cart up to 2.2.2. This impacts the function zen_db_perform in the library includes/modules/payment/paypaldp.php of the component PayPal IPN Handler. Performing a manipulation of the argument txn_id results in sql injection. The attack can be initiated remotely. The exploit has been made public and could be used. The patch is named 557154f4fa025f51553094f47b06aa024220c48f. It is suggested to install a patch to address this issue.
Published .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Zen Cart — versions 2.2.0, 2.2.1, 2.2.2
Weakness classification (CWE)
References
- vuldb.com/vuln/416602 (technical-description, vdb-entry)
- vuldb.com/vuln/416602/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-108826 (third-party-advisory)
- vuldb.com/submit/883833 (third-party-advisory)
- cdkkx.github.io/posts/VE-0086.html (exploit)
- github.com/zencart/zencart/commit/557154f4fa025f51553094f47b06aa024220c48f (patch)
Frequently asked questions
- What is CVE-2026-108826?
- CVE-2026-108826 is a high-severity vulnerability in Zen Cart, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-10-12.
- How severe is CVE-2026-108826?
- High severity. CVSS v3 base score is 7.3 out of 10.