CVE-2026-40779 (GCVE-0-2026-40779)

Vulnerability from cvelistv5 – Published: 2026-06-15 20:18 – Updated: 2026-06-15 20:18
VLAI
Title
WordPress Link Library plugin <= 7.8.8 - Arbitrary File Deletion vulnerability
Summary
Contributor Arbitrary File Deletion in Link Library <= 7.8.8 versions.
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
Impacted products
Vendor Product Version
Yannick Lefebvre Link Library Affected: n/a , ≤ 7.8.8 (custom)
Create a notification for this product.
Credits
Trương Hữu Phúc (truonghuuphuc) | Patchstack Bug Bounty Program
Show details on NVD website

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          "packageName": "link-library",
          "product": "Link Library",
          "vendor": "Yannick Lefebvre",
          "versions": [
            {
              "changes": [
                {
                  "at": "7.8.9",
                  "status": "unaffected"
                }
              ],
              "lessThanOrEqual": "7.8.8",
              "status": "affected",
              "version": "n/a",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Tr\u01b0\u01a1ng H\u1eefu Ph\u00fac (truonghuuphuc) | Patchstack Bug Bounty Program"
        }
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        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-126",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-126 Path Traversal"
            }
          ]
        }
      ],
      "metrics": [
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
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            "version": "3.1"
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          "scenarios": [
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      "problemTypes": [
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          "url": "https://patchstack.com/database/wordpress/plugin/link-library/vulnerability/wordpress-link-library-plugin-7-8-8-arbitrary-file-deletion-vulnerability?_s_id=cve"
        }
      ],
      "solutions": [
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          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Update the WordPress Link Library Plugin to the latest available version (at least 7.8.9)."
            }
          ],
          "value": "Update the WordPress Link Library Plugin to the latest available version (at least 7.8.9)."
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "WordPress Link Library plugin \u003c= 7.8.8 - Arbitrary File Deletion vulnerability",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
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  },
  "cveMetadata": {
    "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
    "assignerShortName": "Patchstack",
    "cveId": "CVE-2026-40779",
    "datePublished": "2026-06-15T20:18:20.950Z",
    "dateReserved": "2026-04-15T09:20:36.793Z",
    "dateUpdated": "2026-06-15T20:18:20.950Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-40779\",\"sourceIdentifier\":\"audit@patchstack.com\",\"published\":\"2026-06-15T21:16:50.463\",\"lastModified\":\"2026-06-15T21:24:32.790\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Contributor Arbitrary File Deletion in Link Library \u003c= 7.8.8 versions.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"audit@patchstack.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H\",\"baseScore\":7.7,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.1,\"impactScore\":4.0}]},\"weaknesses\":[{\"source\":\"audit@patchstack.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]}],\"references\":[{\"url\":\"https://patchstack.com/database/wordpress/plugin/link-library/vulnerability/wordpress-link-library-plugin-7-8-8-arbitrary-file-deletion-vulnerability?_s_id=cve\",\"source\":\"audit@patchstack.com\"}]}}"
  }
}


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