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CVE-2025-6554 — Proof-of-concept exploit for CVE-2025-6554, demonstrating V8 sandbox escape via addressof and fakeobj primitives to achieve arbitrary read/write. Includes reproduction steps and references for educational analysis. | Kitploit
Tools/GitHubGitHub/aklnjakln/cve-2025-6554
Vulnerability AnalysisExploitationWeb SecurityLearning & EducationBinary Exploitation
GitHubaklnjakln/cve-2025-6554

CVE-2025-6554

Proof-of-concept exploit for CVE-2025-6554, demonstrating V8 sandbox escape via addressof and fakeobj primitives to achieve arbitrary read/write. Includes reproduction steps and references for educational analysis.

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31119 months agoReviewed by Kitploit

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CVE-2025-6554

This repository contains

  • This repository constructed and proved the addressof and fakeobj primitives, as well as the arbitrary address read/write primitives in V8 sandbox.

Reproduce Information

  • Commit: 609a85c2a1bd77d6f6905369f4bc4fcf34c5db09

  • Command Line: out\x64.release\d8 --allow-natives-syntax

Acknowledgement

  • Shoutout to @DarkNavyOrg for finding the poc.
  • Shoutout to qianxin for writing a detailed analysis about this bug.
  • Shoutout to mistymntncop for finding the exploit method.
  • Shoutout to @bjrjk for helping.

References

  1. https://zhuanlan.zhihu.com/p/1933101353829381194
  2. https://chromium.googlesource.com/v8/v8.git/+/22e9d9621de58ec6fe6581b56215059a48451b9f%5E%21/#F0
  • https://github.com/mistymntncop/CVE-2025-6554/blob/main/exploit.js

    • Disclaimer

    This repository is intended solely for educational purposes and must not be used for any malicious activities.

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