ERPNext 15.55.0 through 16.50.0 Incorrect Authorization via get_timesheet_html

{
  "id": "4cb8c875cc55aa5b5eda4bfe9767a8619ad174c250eb58f49c3b19458db5a252",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-109376",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ERPNext 15.55.0 through 16.50.0 Incorrect Authorization via get_timesheet_html",
    "summary": "ERPNext 15.55.0 through 16.50.0 contains an incorrect authorization vulnerability in the get_timesheet_html method that lets authenticated portal users view project Timesheets. The method only checks Project read access, ignoring hide_timesheets and project membership, so attackers can retrieve timesheet names, status, time-log dates and last modifiers.",
    "evidence": "cve:CVE-2026-109376",
    "products": [
      {
        "name": {
          "value": "ERPNext",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-109376",
      "aliases": [
        "CVE-2026-109376"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 5.3,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "privilegesRequired": "LOW",
            "subIntegrityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "vulnConfidentialityImpact": "LOW"
          }
        },
        {
          "format": "CVSS",
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 4.3,
            "attackVector": "NETWORK",
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "integrityImpact": "NONE",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "availabilityImpact": "NONE",
            "privilegesRequired": "LOW",
            "confidentialityImpact": "LOW"
          }
        }
      ],
      "affected": [
        {
          "repo": "https://github.com/frappe/erpnext",
          "vendor": "Frappe",
          "product": "ERPNext",
          "versions": [
            {
              "status": "affected",
              "version": "15.55.0",
              "versionType": "semver",
              "lessThanOrEqual": "16.50.0"
            }
          ],
          "packageURL": "pkg:github/frappe/erpnext",
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-26T20:32:04.476Z",
      "provider": "cve",
      "references": [
        "https://github.com/frappe/erpnext/pull/60280",
        "https://github.com/frappe/erpnext/commit/eb217deef7bd407d34254aee3b3e175e4d357c90",
        "https://github.com/frappe/erpnext/blob/v16.50.0/erpnext/templates/pages/projects.py#L99-L106",
        "https://github.com/frappe/erpnext",
        "https://www.vulncheck.com/advisories/erpnext-15.55.0-through-16.50.0-incorrect-authorization-via-get-timesheet-html"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-109376",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-26T20:31:49.640137Z"
                  }
                }
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-26T20:32:04.476Z"
            }
          }
        ],
        "cna": {
          "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
          "shortName": "VulnCheck",
          "dateUpdated": "2026-10-12T20:55:09.200Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-109376",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 341874,
  "published_at": "2026-10-12T20:55:09.2+00:00"
}