What’s Vulnerable › Vulnerabilities

CVE-2026-111277: NivoCart through 2.5.1 Guest Order Invoice Disclosure via account/order/download

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-15 · updated 2026-10-16
• Weakness: CWE-862

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.

Affected products

• nivocart: through 2.5.1

References

• https://github.com/nivocart/nivocart
• https://github.com/nivocart/nivocart/blob/5bc2c3fc7caed9846b58959183f8ccf599cd4399/upload/catalog/controller/account/order.php#L695-L770
• https://github.com/nivocart/nivocart/blob/5bc2c3fc7caed9846b58959183f8ccf599cd4399/upload/catalog/model/account/order.php#L11-L12
• https://github.com/nivocart/nivocart/issues/26
• https://www.vulncheck.com/advisories/nivocart-through-2.5.1-guest-order-invoice-disclosure-via-account-order-download
• https://github.com/nivocart/nivocart/issues/26

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