xxconi/CVE-2026-22356

GitHubRepository PoCWriteup

PoC files

2 files

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GitHub
Analysisdeepseek-v4-pro:cloud ·

Technical assessment

The artifact is a README.md file that describes a Local File Inclusion (LFI) vulnerability in Jetpack CRM leading to Remote Code Execution (RCE) via log poisoning. It includes a code snippet showing the vulnerable function, an explanation of the attack vector, and a sample command execution output, but does not contain any executable exploit or scanner code.

Backdoor review

No backdoor observed in reviewed code

The supplied evidence consists solely of a README.md file that documents the CVE-2026-22356 vulnerability in Jetpack CRM. It contains no executable code, no instructions to run a PoC, and no concealed or deceptive payload. The file describes the vulnerable code path and shows example command output, but does not itself perform any harmful action.

ClassificationWriteup
Model confidence95%
AuthenticationUnknown
LanguagesMarkdownTurkish
Target softwareJetpack CRMWordPress
Attack typesLocal File InclusionRemote Code ExecutionLog Poisoning
Evidence & reasoningClassification basis · observed behavior · safety review
Technical evidence

Classification basis and observed behavior

Classification basis

The artifact is a README.md file containing a technical analysis of CVE-2026-22356, including a description of the vulnerable code, the attack methodology, and a sample output. It does not provide any executable code (exploit or scanner); the command line shown is a usage example, not the script itself. The file is a substantive technical writeup.

README.md:1-35

Requirements

  • The target must be running a vulnerable version of Jetpack CRM (<= 6.7.0).README.md:1
  • The attacker must be able to send HTTP requests to the target WordPress instance.README.md:10

Observed behavior

  • The document describes an LFI attack by sending a crafted 'page' parameter with path traversal and a null byte to include arbitrary PHP files.README.md:31
  • The document describes achieving RCE by poisoning Apache access logs with PHP code and then including the log file via the LFI vulnerability.README.md:12-21
Safety-review evidence

Behaviors behind the backdoor verdict

Observables

Documentation
README.md describes CVE-2026-22356 vulnerability and shows example exploit usageThe file is purely informational and does not contain any backdoor or deceptive payload.README.md:1-35
Review boundaries

What the analysis did not establish

  • The evidence packet contains only the README.md file. The repository contains one other file (non-text, 64907 bytes) that was not included, so the complete artifact coverage is not confirmed. The classification is based solely on the provided text.
  • The README.md references an 'exploit.py' script but does not include its source code, so the artifact itself contains no executable code.
  • One non-text media file (64907 bytes) was present in the repository but not included in the text evidence; its content is unknown.
  • The analysis is limited to the single README.md file; no other source code or scripts were reviewed.
Model interpretation

This review is limited to the supplied PoC code and context. It does not assert that the code works or is safe to execute.

Linked vulnerabilities

1