[Japanese]

JVNDB-2026-000021

web2py vulnerable to open redirect

Overview

web2py contains the following vulnerability.
  • Open redirect (CWE-601) - CVE-2026-25198
Shiga Takuma of BroadBand Security, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 4.7 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Changed
  • Confidentiality Impact: None
  • Integrity Impact: Low
  • Availability Impact: None
This case is an additional fix of JVN#02158640.
Affected Products


web2py
  • web2py versions 2.27.1-stable+timestamp.2023.11.16.08.03.57 and prior

Impact

When accessing a specially crafted URL, the user may be redirected to an arbitrary website. As a result, the user may become a victim of a phishing attack.
Solution

[Update the Software]
Update the software to the latest version according to the information provided by the developer.
Vendor Information

web2py
CWE (What is CWE?)

  1. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2026-25198
References

  1. JVN : JVN#46925341
Revision History

  • [2026/02/05]
      Web page was published

Date Public2026/02/05
Date First Published2026/02/05
Date Last Updated2026/02/05