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CVE-2026-109937

MEDIUM 5.4 CVSS 3.1
Published
October 18, 2026
Last modified
October 19, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-601
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Description

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.

Affected products and versions

  • Unknown Otter Blocks — Before 3.2.3

References

  • wpscan.com https://wpscan.com/vulnerability/9765313d-c879-457f-851f-dab74b8d90a0/
  • nvd.nist.gov Official NVD record