{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40084", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-04-09T00:39:12.205Z", "datePublished": "2026-06-25T22:43:47.441Z", "dateUpdated": "2026-06-26T12:44:37.984Z"}, "containers": {"cna": {"title": "Cacti: Arbitrary File Read via Path Traversal in Report `format_file` Parameter", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/Cacti/cacti/security/advisories/GHSA-mjvw-mhj5-9jcj", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/Cacti/cacti/security/advisories/GHSA-mjvw-mhj5-9jcj"}, {"name": "https://github.com/Cacti/cacti/commit/4c09efaebf3a9faec66969d0b5c4aceaf397f37f", "tags": ["x_refsource_MISC"], "url": "https://github.com/Cacti/cacti/commit/4c09efaebf3a9faec66969d0b5c4aceaf397f37f"}], "affected": [{"vendor": "Cacti", "product": "cacti", "versions": [{"version": "< 1.2.31", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-06-25T22:43:47.441Z"}, "descriptions": [{"lang": "en", "value": "Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior are vulnerable to Path Traversal through the Report format_file Parameter, causing arbitrary file read. This vulnerability occurs in two stages. In the first stage (stored injection), lib/html_reports.php at line 283 stores $save['format_file'] = $post['format_file'] directly into the database without any validation. In the second stage (file read), lib/reports.php at line 667 concatenates CACTI_PATH_FORMATS . '/' . $format_file, and line 670 then calls file($format_file), reading arbitrary files from the filesystem. This issue has been fixed in version 1.2.31."}], "source": {"advisory": "GHSA-mjvw-mhj5-9jcj", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/Cacti/cacti/security/advisories/GHSA-mjvw-mhj5-9jcj", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-26T12:44:34.528149Z", "id": "CVE-2026-40084", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-26T12:44:37.984Z"}}]}}

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