CVE-2026-84169

UPI QR Code Payment Gateway <= 1.4.3 - Unauthenticated Cross-Order Payment-Status Forgery

The UPI QR Code Payment Gateway WordPress plugin through 1.4.3 does not verify that a payment-confirmation request actually belongs to the order and customer it claims to confirm, allowing unauthenticated attackers to mark an arbitrary order as paid without making any payment.

Affected

UPI QR Code Payment Gateway

CVSS v3.1 CNA

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.18% chance of exploitation in the next 30 days, 7th percentile

Published

2026-10-05

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/94a90832-4cf9-4664-9086-5705429f759c/

References

• CVE Record
• NVD entry