CVE-2026-25477 MEDIUM

CVE-2026-25477: AFFiNE: Open Redirect via Regex Bypass in redirect-proxy

Vendor Toeverything
Product AFFiNE
Weakness CWE-601 · Open redirect
Published March 2, 2026
Last update March 2, 2026

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

AFFiNE is an open-source, all-in-one workspace and an operating system. Prior to version 0.26.0, there is an Open Redirect vulnerability located at the /redirect-proxy endpoint. The flaw exists in the domain validation logic, where an improperly anchored Regular Expression allows an attacker to bypass the whitelist by using malicious domains that end with a trusted string. This issue has been patched in version 0.26.0.

Key dates

02Disclosure timeline

March 2, 2026 CVE published
March 2, 2026 Record updated