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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR

This CVE is not in the KEV list.

Exploitation poc

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Affine
  • Affine
Toeverything
  • Affine

No data.

No data.

References
Link Providers
https://github.com/ngocnn97/security-advisories/blob/main/AFFiNE_BAC_PoC.mp4 cve-icon cve-icon
https://vuldb.com/submit/804455 cve-icon cve-icon
https://vuldb.com/vuln/360871 cve-icon cve-icon
https://vuldb.com/vuln/360871/cti cve-icon cve-icon
History

Mon, 04 May 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sun, 03 May 2026 19:45:00 +0000

Type Values Removed Values Added
First Time appeared Toeverything
Toeverything affine
Vendors & Products Toeverything
Toeverything affine

Sun, 03 May 2026 16:15:00 +0000

Type Values Removed Values Added
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.
Title toeverything AFFiNE Public Markdown Preview Endpoint :docId allowDocPreview authorization
First Time appeared Affine
Affine affine
Weaknesses CWE-285
CWE-639
CPEs cpe:2.3:a:affine:affine:*:*:*:*:*:*:*:*
Vendors & Products Affine
Affine affine
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-05-03T15:45:10.969Z

Updated: 2026-05-04T13:04:55.344Z

Reserved: 2026-05-02T20:34:33.828Z

Link: CVE-2026-7702

cve-icon Vulnrichment

Updated: 2026-05-04T13:04:51.998Z

cve-icon NVD

Status : Deferred

Published: 2026-05-03T16:15:57.937

Modified: 2026-05-05T19:11:29.130

Link: CVE-2026-7702

cve-icon Redhat

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