CVE-2026-113356
DokuWiki before 2026-07-14c PHP Object Injection via Draft Race Condition
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
7.7
DokuWiki before 2026-07-14c PHP Object Injection via Draft Race Condition
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.
- Record
CVE-2026-113356- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2026-104927
7.7
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.
- Record
EUVD-2026-104927- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-9xhj-2fcr-x9j8
7.7
DokuWiki before 2026-07-14c contains a PHP object injection vulnerability in Draft::getDraftText(...
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.
- Record
GHSA-9xhj-2fcr-x9j8- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
7.7
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.
- Record
CVE-2026-113356- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSV
7.7
DokuWiki before 2026-07-14c PHP Object Injection via Draft Race Condition
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.
- Record
CVE-2026-113356- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Weakness
- CWE-502
- Updated
- 2026-11-02
OSVDEBIAN-CVE-2026-113356
7.7
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.
- Record
DEBIAN-CVE-2026-113356- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Updated
- 2026-11-02
OSVUBUNTU-CVE-2026-113356
7.7
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.
- Record
UBUNTU-CVE-2026-113356- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
dokuwikiDebian:12 |
All versions, plus listed versions 0.0.20220731.a-20.0.20220731.a-32024-02-06b+dfsg-0exp12024-02-06b+dfsg-0exp22024-02-06b+dfsg-1 Show 31 moreShow less2024-02-06b+dfsg-22024-02-06b+dfsg-32024-02-06b+dfsg-42024-02-06b+dfsg-52024-02-06b+dfsg-62024-02-06b+dfsg-72024-02-06b+dfsg-82024-02-06b+dfsg-92024-02-06b-0exp12024-02-06b-0exp22024-02-06b-0exp32024-02-06b-0exp42025-05-14+dfsg-12025-05-14.a+dfsg-12025-05-14.a+dfsg-22025-05-14.a+dfsg-32025-05-14.a+dfsg-42025-05-14.b+dfsg-12025-05-14.b+dfsg-22025-05-14.b+dfsg-32025-05-14.b+dfsg-42025-05-14.b+dfsg-52025-05-14.b+dfsg-62026-07-14+dfsg-12026-07-14.a+dfsg-12026-07-14.a+dfsg-22026-07-14.a+dfsg-32026-07-14.c+dfsg-12026-07-14.c+dfsg-22026-07-14.c+dfsg-32026-07-14a+dfsg-1 |
None known |
dokuwikiDebian:13 |
All versions, plus listed versions 2024-02-06b+dfsg-92025-05-14+dfsg-12025-05-14.a+dfsg-12025-05-14.a+dfsg-22025-05-14.a+dfsg-3 Show 15 moreShow less2025-05-14.a+dfsg-42025-05-14.b+dfsg-12025-05-14.b+dfsg-22025-05-14.b+dfsg-32025-05-14.b+dfsg-42025-05-14.b+dfsg-52025-05-14.b+dfsg-62026-07-14+dfsg-12026-07-14.a+dfsg-12026-07-14.a+dfsg-22026-07-14.a+dfsg-32026-07-14.c+dfsg-12026-07-14.c+dfsg-22026-07-14.c+dfsg-32026-07-14a+dfsg-1 |
None known |
dokuwikiDebian:14 |
before 2026-07-14.c+dfsg-1, plus listed versions 2024-02-06b+dfsg-92025-05-14+dfsg-12025-05-14.a+dfsg-12025-05-14.a+dfsg-22025-05-14.a+dfsg-3 Show 12 moreShow less2025-05-14.a+dfsg-42025-05-14.b+dfsg-12025-05-14.b+dfsg-22025-05-14.b+dfsg-32025-05-14.b+dfsg-42025-05-14.b+dfsg-52025-05-14.b+dfsg-62026-07-14+dfsg-12026-07-14.a+dfsg-12026-07-14.a+dfsg-22026-07-14.a+dfsg-32026-07-14a+dfsg-1 |
2026-07-14.c+dfsg-1 |
dokuwikiUbuntu:16.04:LTS |
All versions, plus listed versions 0.0.20140929.d-10.0.20140929.d-1ubuntu1 |
None known |
dokuwikiUbuntu:18.04:LTS |
All versions, plus listed versions 0.0.20160626.a-2 |
None known |
dokuwikiUbuntu:20.04:LTS |
All versions, plus listed versions 0.0.20180422.a-2 |
None known |
dokuwikiUbuntu:22.04:LTS |
All versions, plus listed versions 0.0.20180422.a-2.1 |
None known |
dokuwikiUbuntu:24.04:LTS |
All versions, plus listed versions 0.0.20220731.a-2 |
None known |
dokuwikiUbuntu:26.10 |
All versions, plus listed versions 2025-05-14.b+dfsg-52025-05-14.b+dfsg-62026-07-14.a+dfsg-2 |
None known |
dokuwikiUbuntu:26.04:LTS |
All versions, plus listed versions 2024-02-06b+dfsg-92025-05-14.a+dfsg-42025-05-14.b+dfsg-12025-05-14.b+dfsg-22025-05-14.b+dfsg-32025-05-14.b+dfsg-42025-05-14.b+dfsg-5 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-113356 is a high vulnerability (CVSS 7.7) in Dokuwiki, published October 20, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 45th percentile. Fixed in dokuwiki 2026-07-14.c+dfsg-1.
References
github.com/dokuwiki/dokuwiki/issues/4752
gist.github.com/sebastianosrt/a0c0252ca335e8e8b2c96fecf1f64538
github.com/dokuwiki/dokuwiki/commit/1531802afb2ac3eea147a887600fa5750e74e681
github.com/dokuwiki/dokuwiki/releases/tag/release-2026-07-14c
github.com/dokuwiki/dokuwiki/blob/b61db59a8091fc992ac02959a9a09b576cc43ce0/inc/Draft.php
vulncheck.com/advisories/dokuwiki-before-2026-07-14c-php-object-injection-via-draft-race-condition
Show 7 moreShow less
nvd.nist.gov/vuln/detail/CVE-2026-113356
github.com/advisories/GHSA-9xhj-2fcr-x9j8
github.com/CVEProject/cvelistV5/tree/main/cves/2026/113xxx/CVE-2026-113356.json
github.com/dokuwiki/dokuwiki
security-tracker.debian.org/tracker/CVE-2026-113356
ubuntu.com/security/CVE-2026-113356
cve.org/CVERecord?id=CVE-2026-113356