CVE-2026-113356— DokuWiki before 2026-07-14c PHP Object Injection via Draft Race Condition
Quick assessment
Affected
DokuWiki DokuWiki
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.
2026-07-14c 之前的 DokuWiki 版本在 函数中存在 PHP 对象注入漏洞：该函数在调用 时未对允许反序列化的类进行限制。拥有编辑权限的已认证用户可通过竞态条件并发重写草稿，将恶意序列化的数据拼接至草稿内容中，从而实例化 或 等 gadgets，实现任意文件写入、删除以及代码执行。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-113356
Vulnerability Information
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Vulnerability Title
DokuWiki before 2026-07-14c PHP Object Injection via Draft Race Condition
Source: CVE Program / CVE List V5
Vulnerability Description
DokuWiki before 2026-07-14c contains a PHP object injection vulnerability in Draft::getDraftText() that passes draft file contents to unserialize() without restricting allowed classes. Authenticated users with edit rights can race concurrent draft rewrites to splice serialized data, instantiating gadgets like MemoryIndex or Installer for arbitrary file write, deletion, and code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-113356
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-113356 (6)
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https://github.com/dokuwiki/dokuwiki/issues/4752 issue-tracking
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https://gist.github.com/sebastianosrt/a0c0252ca335e8e8b2c96fecf1f64538 exploit technical-description
IV. Related Vulnerabilities
Same weakness: CWE-502
-
CVE-2026-113404
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CVE-2026-12148
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CVE-2026-12155
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CVE-2026-12350
IBM MQ Deserialization of Untrusted Data -
CVE-2026-112304
docTR through 1.1.0 Unsafe Deserialization RCE via load_pret
V. Comments for CVE-2026-113356
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