github - ghsa-95jq-xph2-cx9h

ghsa-95jq-xph2-cx9h

Vulnerability from github

Published

2025-07-26 00:30

Modified

2025-07-29 19:09

Severity ?

8.8 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N

Summary

Linkify Allows Prototype Pollution & HTML Attribute Injection (XSS)

Details

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability in Linkify (linkifyjs) allows XSS Targeting HTML Attributes and Manipulating User-Controlled Variables.This issue affects Linkify: from 4.3.1 before 4.3.2.

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "linkifyjs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.3.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-8101"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1321"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-07-29T19:09:33Z",
    "nvd_published_at": "2025-07-25T22:15:25Z",
    "severity": "HIGH"
  },
  "details": "Improperly Controlled Modification of Object Prototype Attributes (\u0027Prototype Pollution\u0027) vulnerability in Linkify (linkifyjs) allows XSS Targeting HTML Attributes and Manipulating User-Controlled Variables.This issue affects Linkify: from 4.3.1 before 4.3.2.",
  "id": "GHSA-95jq-xph2-cx9h",
  "modified": "2025-07-29T19:09:33Z",
  "published": "2025-07-26T00:30:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-8101"
    },
    {
      "type": "WEB",
      "url": "https://fluidattacks.com/advisories/charly"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/nfrasser/linkifyjs"
    },
    {
      "type": "WEB",
      "url": "https://github.com/nfrasser/linkifyjs/releases/tag/v4.3.2"
    },
    {
      "type": "WEB",
      "url": "https://www.npmjs.com/package/linkifyjs"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Linkify Allows Prototype Pollution \u0026 HTML Attribute Injection (XSS)"
}

CVE-2025-8101 (GCVE-0-2025-8101)

Vulnerability from cvelistv5

Published

2025-07-25 21:52

Modified

2025-07-28 14:56

Severity ?

8.8 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N

CWE

CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Summary

References

▼	URL	Tags
	https://fluidattacks.com/advisories/charly	third-party-advisory
	https://github.com/nfrasser/linkifyjs	product
	https://www.npmjs.com/package/linkifyjs	product
	https://github.com/nfrasser/linkifyjs/releases/tag/v4.3.2	patch

Impacted products

	Vendor	Product	Version
	Linkify	Linkify	Version: 4.3.1 < 4.3.2

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-8101",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-28T14:56:25.596265Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-07-28T14:56:39.776Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageName": "linkifyjs",
          "product": "Linkify",
          "vendor": "Linkify",
          "versions": [
            {
              "lessThan": "4.3.2",
              "status": "affected",
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              "versionType": "custom"
            }
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      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:linkify:linkify:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.3.2",
                  "versionStartIncluding": "4.3.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
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        }
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            }
          ],
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        }
      ],
      "impacts": [
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      ],
      "metrics": [
        {
          "cvssV4_0": {
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            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
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            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N",
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            "vulnConfidentialityImpact": "LOW",
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            "vulnerabilityResponseEffort": "NOT_DEFINED"
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      "providerMetadata": {
        "dateUpdated": "2025-07-25T21:52:47.287Z",
        "orgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869",
        "shortName": "Fluid Attacks"
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      "references": [
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          "tags": [
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          "url": "https://fluidattacks.com/advisories/charly"
        },
        {
          "tags": [
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          "url": "https://github.com/nfrasser/linkifyjs"
        },
        {
          "tags": [
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          ],
          "url": "https://www.npmjs.com/package/linkifyjs"
        },
        {
          "tags": [
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          ],
          "url": "https://github.com/nfrasser/linkifyjs/releases/tag/v4.3.2"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
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    "dateReserved": "2025-07-23T20:18:23.797Z",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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