File inclusion in DedeCMS via plus/carbuyaction.php
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-98.
Summary
DedeCMS before 5.7 contains a file inclusion flaw in plus/carbuyaction.php, where the code parameter passed to require_once is not initialized. A remote unauthenticated attacker can control the include path with ../../ sequences to include arbitrary local files outside the payment directory, potentially disclosing local files. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-18, and a public exploit is linked in the references.
Written with Claude Haiku 5.5 from the sources below · 2026-11-05
Description from the CNA
DedeCMS before 5.7 contains a file inclusion vulnerability in plus/carbuyaction.php that allows remote unauthenticated attackers to control the include path by manipulating the uninitialized code parameter passed to require_once. Attackers can supply path traversal sequences ../../ to include arbitrary local files outside the intended payment directory, potentially achieving local file disclosure. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-18.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade DedeCMS to version 5.7 or later, which fixes the issue.
Written with Claude Haiku 5.5 from the sources below · 2026-11-05
- Fix · CNA DedeCMS (DedeCMS) Fixed in 5.7
Timeline
- 2026-10-30 Threatist record created from CVE-2010-20125
- 2026-10-30 CISA SSVC decision points changed
- 2026-10-30 Priority changed: MEDIUM → HIGH
- 2026-10-30 Alias added: GHSA-367v-2m6p-g2x5
References
Exploit 2
Patch 1
More DedeCMS vulnerabilities
- TI-2026-23605 An issue in DedeCMS v.5.7.118 and before allows a remote attacker to execute arbitrary… CVSS 3.1CRITICAL 9.8
- TI-2026-23594 An issue was discovered in DedeCMS 5.7.118 allowing attackers to execute code via crafted… CVSS 3.1CRITICAL 9.8
- TI-2024-19496 DedeCMS v5.7 was discovered to contain a Cross-Site Request Forgery (CSRF) via the… CVSS 3.1CRITICAL 9.8
- TI-2024-19491 A File Upload vulnerability in DedeCMS v5.7 allows a local attacker to execute arbitrary code via a crafted payload. CVSS 3.1CRITICAL 9.8
- TI-2021-22767 Code injection in DedeCMS lets unauthenticated attackers run PHP CVSS 4.0CRITICAL 9.3
- TI-2018-05549 DedeCMS 5.7 has CSRF with an impact of arbitrary code execution, because the partcode… CVSS 3.0HIGH 8.8
Sources
- CVE-2010-20125 · CVE Program
- CVE-2010-20125 · NVD
- FIRST EPSS
- GHSA-367v-2m6p-g2x5 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences