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CVE-2026-104472— YesWiki before 4.6.7 Missing Authorization via Attachment Download Handler

Quick assessment

Affected
YesWiki yeswiki
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

YesWiki 4.6.7 之前的版本中，附件下载处理程序存在一个缺失授权漏洞，允许未认证的攻击者绕过页面读取的访问控制列表（ACL）。攻击者可以通过向下载处理程序发送包含已知页面标签和文件参数的请求，从受限读取的页面中检索机密附件。

CVSS 7.5 · High

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System

Affected Version Matrix 2

VendorProduct Version RangeStatus
YesWiki yeswiki < 4.6.7 affected
4.6.7 unaffected
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I. Basic Information for CVE-2026-104472

Vulnerability Information
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Vulnerability Title
YesWiki before 4.6.7 Missing Authorization via Attachment Download Handler
Source: CVE Program / CVE List V5
Vulnerability Description
YesWiki before 4.6.7 contains a missing authorization vulnerability in the attachment download handler that allows unauthenticated attackers to bypass page read ACLs. Attackers can request the download handler with a known page tag and file parameter to retrieve confidential attachments from read-restricted pages.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
YesWiki yeswiki 0 ~ 4.6.7 -

II. Public POCs for CVE-2026-104472

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III. Intelligence Information for CVE-2026-104472

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Vendor Advisories for CVE-2026-104472 (2)

Same Patch Batch · YesWiki · 2026-10-02 · 36 CVEs total

CVE-2026-104457 8.6 HIGH YesWiki before 4.6.7 SQL Injection via filtertags filterN parameter
CVE-2026-104464 8.6 HIGH YesWiki before 4.6.7 SSRF via Bazar abonnements sync actor parameter
CVE-2026-104445 8.2 HIGH YesWiki before 4.6.7 Authentication Bypass via ActivityPub Inbox Actor Spoofing
CVE-2026-104448 8.1 HIGH YesWiki before 4.6.7 CSRF Page Deletion via ajaxdeletepage Handler
CVE-2026-104467 8.1 HIGH YesWiki before 4.6.7 Authorization Bypass via Public API Mode
CVE-2026-104443 8.1 HIGH YesWiki before 4.6.7 Scope Bypass via Triples Delete API
CVE-2026-104456 7.6 HIGH YesWiki before 4.6.7 Second-Order SQL Injection via ACL Username
CVE-2026-104462 7.5 HIGH YesWiki before 4.6.7 SQL Injection via nuagetag tags parameter
CVE-2026-104460 7.5 HIGH YesWiki before 4.6.7 Unauthenticated Blind SQL Injection via newtextsearch
CVE-2026-104470 7.4 HIGH YesWiki before 4.6.7 SSRF and XSS via Bazar valeur Action
CVE-2026-104471 7.2 HIGH YesWiki before 4.6.7 Unrestricted File Upload via Bazar CSV Import
CVE-2026-104444 7.1 HIGH YesWiki before 4.6.7 Authorization Bypass via Comments API editComment
CVE-2026-104447 7.1 HIGH YesWiki before 4.6.7 CSRF Package Deletion via autoupdate UpdateAction
CVE-2026-104463 7.0 HIGH YesWiki before 4.6.7 Unauthenticated SSRF via ActivityPub Inbox
CVE-2026-104469 6.8 MEDIUM YesWiki before 4.6.7 Session Fixation via Login in AuthController.php
CVE-2026-104450 6.5 MEDIUM YesWiki before 4.6.7 ACL Bypass and Stored XSS via pointimage Action
CVE-2026-104458 6.5 MEDIUM YesWiki before 4.6.7 SSRF Guard Bypass via IPv6 Transition Addresses
CVE-2026-104459 6.5 MEDIUM YesWiki before 4.6.7 SSRF via ActivityPub WebFinger actor_handle
CVE-2026-104449 6.5 MEDIUM YesWiki before 4.6.7 Unauthenticated Page Overwrite via Bazar id_fiche
CVE-2026-104446 6.5 MEDIUM YesWiki before 4.6.7 Unauthenticated Open Mail Relay via Contact Mail Handler

Showing top 20 of 36 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: yeswiki
Same vendor: YesWiki
Same weakness: CWE-862

V. Comments for CVE-2026-104472

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