Open redirect vulnerability in gluon/tools.py in Web2py 2.9.11 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the _next parameter to user/logout.
https://github.com/web2py/web2py/issues/731
https://github.com/web2py/web2py/commit/e31a099cb3456fef471886339653430ae59056b0
Source: Mitre, NVD
Published: 2017-10-18
Updated: 2026-05-13
Base Score: 5.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.0023