CVE-2026-84169 json
UPI QR Code Payment Gateway <= 1.4.3 - Unauthenticated Cross-Order Payment-Status Forgery
published 2026-10-05 35 d ago modified 2026-10-06 34 d ago also EUVD-2026-92260
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 7%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 35 d ago
Exploit prediction
0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/94a90832-4cf9-4664-9086-5705429f759c/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected products
- Unknown UPI QR Code Payment Gateway
Classification
- Weakness
-
- CWE-639 Authorization Bypass Through User-Controlled Key
- Technology feeds
References
-
wpscan.com
/vulnerability/94a90832-4cf9-4664-9086-5705429f759c/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-84169
- NVD CVE-2026-84169
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.