Vulnerability library
Security checkSeptember 02, 2026

link-preview-js DNS Rebinding SSRF Bypass / Incomplete Fix for CVE-2026-43897

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High severitynpmlink-preview-js

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Description

The existing advisory GHSA-4gp8-rjrq-ch6q / CVE-2026-43897 states that the SSRF issue was fixed in 4.0.1. However, 4.0.3 remains bypassable when the documented resolveDNSHost mitigation is used.

Recommendation

Update the link-preview-js package to the latest compatible version. Followings are version details:

  • Affected version(s): <= 4.0.3
  • Patched version(s): 4.0.4

References

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Related Issues

See something that needs correcting? Let us knowUpdated September 02, 2026