High severity · published Oct 1, 2026
CVE-2026-81809
Paytm Payment Gateway < 2.8.9 - Unauthenticated SQLi via Payment Callback
7.5
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PP
Paytm Payment Gateway ·
before 2.8.9 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-81809
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-81809
exploit
https://wpscan.com/vulnerability/10f2d49e-94e4-4e49-b32f-c1c75c2c6364/
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