What’s Vulnerable › Vulnerabilities
CVE-2026-25477: AFFiNE: Open Redirect via Regex Bypass in redirect-proxy
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-03-02 · updated 2026-06-17
- Weakness: CWE-601
Description
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.
Affected products
- toeverything AFFiNE: before 0.26.0 — fixed in 0.26.0
How to fix
Upgrade to a fixed version: toeverything AFFiNE 0.26.0. Check the vendor advisory for mitigations.
References
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