Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learningUpgrade link-preview-js
to version 2.1.16 or higher.
link-preview-js is a Javascript module to extract and fetch HTTP link information from blocks of text.
Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) which allows attackers to send arbitrary requests to the local network and read the response. This is due to flawed DNS rebinding protection.
Find domain that resolved to private address with reverse ip lookup or use domains localtest.me (127.0.0.1) or devhead.net (127.0.0.1 + 192.168.1.1 + 192.168.0.1).
Write it to getLinkPreview
.
You see content from your local address.