CVE-2026-7702

MEDIUM

toeverything AFFiNE Public Markdown Preview Endpoint :docId allowDocPreview authorization

Title source: cna

Description

A vulnerability was detected in toeverything AFFiNE up to 0.26.3. This issue affects the function allowDocPreview of the file /workspace/:workspaceId/:docId of the component Public Markdown Preview Endpoint. The manipulation results in authorization bypass. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

References (4)

Core 4

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-360871 | toeverything AFFiNE Public Markdown Preview Endpoint :docId allowDocPreview authorization

https://vuldb.com/vuln/360871

Signature, Permissions Required signature permissions-required

VDB-360871 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/360871/cti

Third Party Advisory third-party-advisory

Submit #804455 | AFFiNE AFFiNE (https://github.com/toeverything/AFFiNE) 0.26.3 Authorization Bypass

https://vuldb.com/submit/804455

Exploit exploit

https://github.com/ngocnn97/security-advisories/blob/main/AFFiNE_BAC_PoC.mp4

View Exploit ZIP pw:eip

Scores

CVSS v3 5.3

EPSS 0.0003

EPSS Percentile 8.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-285 CWE-639

Status published

Products (4)

toeverything/AFFiNE 0.26.0

toeverything/AFFiNE 0.26.1

toeverything/AFFiNE 0.26.2

toeverything/AFFiNE 0.26.3

Published May 03, 2026

Tracked Since May 03, 2026