CVE-2026-111277
High
Description
NivoCart through 2.5.1 contains a missing authorization vulnerability in the download() action of account/order that allows unauthenticated attackers to retrieve guest order invoices by supplying an order_id. Attackers can iterate the order_id parameter, which matches guest orders stored with customer_id 0, to disclose guest names, addresses, telephone numbers, emails, purchased items, and totals.
SeverityHigh
CVSS7.5
Exploit probability—
ProductNivocart
PublishedOct 15, 2026
First seenOct 15, 2026
Weakness typeCWE-862Missing authorization
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nivocart nivocart | v ≤ 2.5.1 | — |
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