CVE-2026-81809
High
Description
The Paytm Payment Gateway WordPress plugin before 2.8.9 does not properly escape data taken from payment callbacks before using it in a SQL statement, and the integrity check on those callbacks can be forged when the gateway is enabled without credentials, allowing unauthenticated users to perform SQL injection attacks.
SeverityHigh
CVSS7.5
Exploit probability—
ProductPaytm Payment Gateway
PublishedOct 1, 2026
First seenOct 1, 2026
Weakness typeCWE-89SQL injection
How to fix
Update
- Paytm Payment Gateway2.8.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Paytm Payment Gateway | v < 2.8.9 | 2.8.9 |
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