What is CVE-2026-25477?

CVE-2026-25477 is a medium-severity vulnerability in Affine, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2026-03-02.

How severe is CVE-2026-25477?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Affine

CVE-2026-25477

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 impr…

Vulnerability class: Open Redirect

EPSS: 0.002 (6.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Affine
Toeverything Affine — versions < 0.26.0

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2026-25477?: CVE-2026-25477 is a medium-severity vulnerability in Affine, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2026-03-02.
How severe is CVE-2026-25477?: Medium severity. CVSS v3 base score is 6.1 out of 10.