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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2020-23766

An arbitrary file deletion vulnerability was discovered on htmly v2.7.5 which allows remote attackers to use any absolute path to delete any file in the server should they gain Administrator privileges.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2020-23766
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 11:05 UTC · Revision 1

Source evidence

CVE-2020-23766

core-osv · Original source

Published 21 May 2021, 18:15 UTC

An arbitrary file deletion vulnerability was discovered on htmly v2.7.5 which allows remote attackers to use any absolute path to delete any file in the server should they gain Administrator privileges.

osv:CVE-2020-23766
Complete source record
{
  "id": "2c3e24c688d4faf3fbb670c22451d8ff470e7ea1007e73fc8c06da3a41a91405",
  "url": "https://osv.dev/vulnerability/CVE-2020-23766",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-23766",
    "summary": "An arbitrary file deletion vulnerability was discovered on htmly v2.7.5 which allows remote attackers to use any absolute path to delete any file in the server should they gain Administrator privileges.",
    "evidence": "osv:CVE-2020-23766",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-23766",
      "aliases": [
        "CVE-2020-23766"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/danpros/htmly",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b1611d8c388553ef3cb36c9ae47116c7b7212ba8"
                },
                {
                  "last_affected": "b1611d8c388553ef3cb36c9ae47116c7b7212ba8"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:htmly:htmly:2.7.5:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.7.5"
                      },
                      {
                        "last_affected": "2.7.5"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.7.5",
            "v2.7.5"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-23766.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:49.718913628Z",
      "provider": "osv",
      "references": [
        "https://github.com/danpros/htmly/issues/412"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-23766",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383897,
  "published_at": "2021-05-21T18:15:07.923+00:00"
}