Medium severity4.3NVD Advisory· Published Apr 20, 2023· Updated Jun 17, 2026
CVE-2023-1767
CVE-2023-1767
Description
The Snyk Advisor website (https://snyk.io/advisor/) was vulnerable to a stored XSS prior to 28th March 2023. A feature of Snyk Advisor is to display the contents of a scanned package's Readme on its package health page. An attacker could create a package in NPM with an associated markdown README file containing XSS-able HTML tags. Upon Snyk Advisor importing the package, the XSS would run each time an end user browsed to the package's page on Snyk Advisor.
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Affected products
2- Range: <2023-03-28
- Snyk/Snyk Advisorv5Range: 2020-10-01
Patches
Vulnerability mechanics
References
2- weizman.github.io/2023/04/10/snyk-xss/nvdExploitThird Party Advisory
- support.snyk.io/hc/en-us/articles/10146704933405nvdVendor Advisory
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