{"id":"CVE-2020-1340","aliases":["EUVD-2020-12217","GHSA-jfw3-6x4x-gprc"],"status":"published","title":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package...","description":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package metadata values, aka 'NuGetGallery Spoofing Vulnerability'.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01578,"percentile":0.75668,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2020-06-09T19:44:12Z","modified":"2026-10-24T10:30:45Z","products":[{"vendor":"microsoft","product":"nugetgallery"},{"vendor":"nuget","product":"nugetgallery"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1340","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1340"},{"url":"https://github.com/advisories/GHSA-jfw3-6x4x-gprc"}],"sources":{"cve":[{"id":"CVE-2020-1340","description":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package metadata values, aka 'NuGetGallery Spoofing Vulnerability'.","status":"published","published":"2020-06-09T19:44:12Z","modified":"2024-08-04T06:32:00.748Z","updated_at":"2026-11-02T14:35:56.638833Z"}],"euvd":[{"id":"EUVD-2020-12217","description":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package metadata values, aka 'NuGetGallery Spoofing Vulnerability'.","status":"published","published":"2020-06-09T19:44:12Z","modified":"2024-08-04T06:32:00Z","updated_at":"2026-11-03T03:08:14.784772Z"}],"ghsa":[{"id":"GHSA-jfw3-6x4x-gprc","title":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package...","description":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package metadata values, aka 'NuGetGallery Spoofing Vulnerability'.","status":"published","published":"2022-05-24T17:20:01Z","modified":"2023-01-29T05:02:57Z","updated_at":"2026-11-02T14:45:12.832224Z"}],"nvd":[{"id":"CVE-2020-1340","description":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package metadata values, aka 'NuGetGallery Spoofing Vulnerability'.","status":"published","published":"2020-06-09T20:15:21.833Z","modified":"2026-06-17T03:01:08.977Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:05.962132Z"}],"osv":[{"id":"CVE-2020-1340","description":"A spoofing vulnerability exists when the NuGetGallery does not properly sanitize input on package metadata values, aka 'NuGetGallery Spoofing Vulnerability'.","status":"published","published":"2020-06-09T20:15:21.833Z","modified":"2026-10-24T10:30:45.899031978Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:14.034736Z"}]}}