CVE-2026-109937
The Otter Blocks WordPress plugin before 3.2.3 does not validate that a user-supplied return URL belongs to the site before using it to build the return destination of a Stripe Checkout session, allowing unauthenticated attackers to redirect victims who complete or cancel checkout to an arbitrary external URL.
Published:Oct 18, 2026
Last Modified:Oct 20, 2026
EPS:Oct 18, 2026
EPSS Score:0.00146
CVSS Score:5.4
Affected Products
Vendor
Product
Action
Vendor
Wordpress-extensions
Product
Otter Blocks
Wordpress-extensions
Otter Blocks
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
