Webasyst Framework through 4.4.0 Arbitrary File Read via waArchiveTar Symlinks

{
  "id": "1512b8f8f98aad1c6856cf9a7d9634ad65219f0ebc9bc39a2164379a179fa8f1",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-116213",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Webasyst Framework through 4.4.0 Arbitrary File Read via waArchiveTar Symlinks",
    "summary": "Webasyst Framework through 4.4.0 contains an arbitrary file read vulnerability in waArchiveTar::writeItem() that creates symlinks from theme archives without validating link targets. Authenticated users with theme management rights can upload themes containing symlinks to wa-config/db.php or /etc/passwd and read them through the public theme path.",
    "evidence": "cve:CVE-2026-116213",
    "products": [
      {
        "name": {
          "value": "Webasyst Framework",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-116213",
      "aliases": [
        "CVE-2026-116213"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 6.9,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "privilegesRequired": "HIGH",
            "subIntegrityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH"
          }
        },
        {
          "format": "CVSS",
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 4.9,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "integrityImpact": "NONE",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "availabilityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "confidentialityImpact": "HIGH"
          }
        }
      ],
      "affected": [
        {
          "vendor": "Webasyst",
          "product": "Webasyst Framework",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "4.4.0"
            }
          ],
          "packageURL": "pkg:composer/webasyst/framework",
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-26T16:16:21.761Z",
      "provider": "cve",
      "references": [
        "https://github.com/webasyst/webasyst-framework/issues/396",
        "https://github.com/webasyst/webasyst-framework/blob/cc609e5db23e68d982e15ebf65bf9d25120333af/wa-system/file/waArchiveTar.class.php#L1243-L1250",
        "https://github.com/webasyst/webasyst-framework/blob/cc609e5db23e68d982e15ebf65bf9d25120333af/wa-system/file/waTheme.class.php#L2609-L2660",
        "https://github.com/webasyst/webasyst-framework",
        "https://www.vulncheck.com/advisories/webasyst-framework-through-4.4.0-arbitrary-file-read-via-waarchivetar-symlinks"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-116213",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-26T15:38:12.723385Z"
                  }
                }
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-26T16:16:21.761Z"
            }
          }
        ],
        "cna": {
          "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
          "shortName": "VulnCheck",
          "dateUpdated": "2026-10-26T13:08:46.452Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-116213",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 318564,
  "published_at": "2026-10-26T13:08:46.452+00:00"
}