PT-2026-22691 · Affine · Affine

Gabdevele · Published 2026-03-02 · Updated 2026-03-03 · CVE-2026-25477

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions AFFiNE versions prior to 0.26.0

Description AFFiNE, an open-source workspace and operating system, contains an Open Redirect flaw in the /redirect-proxy endpoint. The issue stems from a flawed domain validation process, where a Regular Expression lacking proper anchoring allows attackers to circumvent the domain whitelist by utilizing malicious domains that conclude with a trusted string.

Recommendations Update to version 0.26.0 or later.

Exploit

Fix

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2026-25477

GHSA-WX9M-V7WQ-G289

Affected Products

Affine

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25477.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-25477 · Security Note
• https://osv.dev/vulnerability/CVE-2026-25477 · Vendor Advisory
• https://github.com/toeverything/AFFiNE/security/advisories/GHSA-wx9m-v7wq-g289 · Note
• https://t.me/CVEtracker/46165 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2028704025512685882 · Twitter Post
• https://t.me/cveNotify/153829 · Telegram Post