Improper Input Validation The advisory has been revoked - it doesn't affect any version of package nugetgallery (opens in a new tab)
Threat Intelligence
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 learning- Snyk IDSNYK-DOTNET-NUGETGALLERY-571939
- published10 Jun 2020
- disclosed10 Jun 2020
- creditUnknown
Introduced: 10 Jun 2020
CVE-2020-1340 (opens in a new tab)Amendment
This was deemed not a vulnerability.
Overview
NuGetGallery is a Core support library for NuGet Gallery Frontend and Backend.
Affected versions of this package are vulnerable to Improper Input Validation. A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package metadata values. . An attacker who successfully exploited the vulnerability could perform cross-site scripting attacks and run scripts in the security context of the user viewing the malicious content. To exploit this vulnerability, an attacker with permissions to upload packages could publish specially crafted content on a gallery page.