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cvelistSnykCVELIST:CVE-2023-1767
HistoryApr 20, 2023 - 9:20 a.m.

CVE-2023-1767

2023-04-2009:20:05
snyk
www.cve.org
1
snyk advisor
vulnerability
xss
stored
package
npm

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS

0.001

Percentile

35.0%

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.

CNA Affected

[
  {
    "product": "Snyk Advisor",
    "vendor": "Snyk",
    "versions": [
      {
        "lessThan": "2023-03-28",
        "status": "affected",
        "version": "2020-10-01",
        "versionType": "custom"
      }
    ]
  }
]

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS

0.001

Percentile

35.0%

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