{"id":"CVE-2026-55579","state":"PUBLISHED","title":"Pheditor: Hardcoded default password 'admin' with no forced change enables full application compromise","description":"Pheditor is a single-file editor and file manager written in PHP. From version 2.0.1 to before version 2.0.6, Pheditor ships with a hardcoded default password admin (SHA-512 hash stored at pheditor.php:11). There is no mechanism to force a password change on first login. Any deployment using the default credentials grants an attacker full access to the file editor, file upload, and terminal features, enabling arbitrary file read/write and remote code execution. This issue has been patched in version 2.0.6.","publishedAt":"2026-07-27T17:54:45.156Z","updatedAt":"2026-07-27T18:59:35.588Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["pheditor pheditor"],"affected":[{"vendor":"pheditor","product":"pheditor","versions":[{"version":">= 2.0.1, < 2.0.6","status":"affected"}]}],"references":["https://github.com/pheditor/pheditor/security/advisories/GHSA-p4h7-p9rj-2pq2","https://github.com/pheditor/pheditor/releases/tag/2.0.6"],"weaknesses":["CWE-798"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55579.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55579","state":"PUBLISHED","datePublished":"2026-07-27T17:54:45.156Z","dateUpdated":"2026-07-27T18:59:35.588Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-16T23:18:03.169Z"},"containers":{"cna":{"title":"Pheditor: Hardcoded default password 'admin' with no forced change enables full application compromise","descriptions":[{"lang":"en","value":"Pheditor is a single-file editor and file manager written in PHP. From version 2.0.1 to before version 2.0.6, Pheditor ships with a hardcoded default password admin (SHA-512 hash stored at pheditor.php:11). There is no mechanism to force a password change on first login. Any deployment using the default credentials grants an attacker full access to the file editor, file upload, and terminal features, enabling arbitrary file read/write and remote code execution. This issue has been patched in version 2.0.6."}],"affected":[{"vendor":"pheditor","product":"pheditor","versions":[{"version":">= 2.0.1, < 2.0.6","status":"affected"}]}],"references":[{"url":"https://github.com/pheditor/pheditor/security/advisories/GHSA-p4h7-p9rj-2pq2","name":"https://github.com/pheditor/pheditor/security/advisories/GHSA-p4h7-p9rj-2pq2","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/pheditor/pheditor/releases/tag/2.0.6","name":"https://github.com/pheditor/pheditor/releases/tag/2.0.6","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-798","lang":"en","description":"CWE-798: Use of Hard-coded Credentials","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-27T17:54:45.156Z"},"source":{"advisory":"GHSA-p4h7-p9rj-2pq2","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/pheditor/pheditor/security/advisories/GHSA-p4h7-p9rj-2pq2","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-27T18:59:14.678268Z","id":"CVE-2026-55579","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-27T18:59:35.588Z"}}]}}}