{"id":"CVE-2026-54600","state":"PUBLISHED","title":"Wallos: Unauthenticated database replacement via import endpoint on fresh install","description":"Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.4, endpoints/db/import.php has no authentication. The only guard is a user-table row count — if zero (fresh/unconfigured install), an unauthenticated attacker can replace the entire database. This issue has been patched in version 4.9.4.","publishedAt":"2026-08-31T20:32:58.226Z","updatedAt":"2026-09-02T17:32:40.347Z","severity":{"score":8.2,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["ellite Wallos"],"affected":[{"vendor":"ellite","product":"Wallos","versions":[{"version":"< 4.9.4","status":"affected"}]}],"references":["https://github.com/ellite/Wallos/security/advisories/GHSA-8wqc-r9j3-rv7m","https://github.com/ellite/Wallos/releases/tag/v4.9.4"],"weaknesses":["CWE-287"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/54xxx/CVE-2026-54600.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-54600","state":"PUBLISHED","datePublished":"2026-08-31T20:32:58.226Z","dateUpdated":"2026-09-02T17:32:40.347Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-15T19:45:23.539Z"},"containers":{"cna":{"title":"Wallos: Unauthenticated database replacement via import endpoint on fresh install","descriptions":[{"lang":"en","value":"Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.4, endpoints/db/import.php has no authentication. The only guard is a user-table row count — if zero (fresh/unconfigured install), an unauthenticated attacker can replace the entire database. This issue has been patched in version 4.9.4."}],"affected":[{"vendor":"ellite","product":"Wallos","versions":[{"version":"< 4.9.4","status":"affected"}]}],"references":[{"url":"https://github.com/ellite/Wallos/security/advisories/GHSA-8wqc-r9j3-rv7m","name":"https://github.com/ellite/Wallos/security/advisories/GHSA-8wqc-r9j3-rv7m","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/ellite/Wallos/releases/tag/v4.9.4","name":"https://github.com/ellite/Wallos/releases/tag/v4.9.4","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.2,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-287","lang":"en","description":"CWE-287: Improper Authentication","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-31T20:32:58.226Z"},"source":{"advisory":"GHSA-8wqc-r9j3-rv7m","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/ellite/Wallos/security/advisories/GHSA-8wqc-r9j3-rv7m","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-02T17:32:10.372116Z","id":"CVE-2026-54600","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-02T17:32:40.347Z"}}]}}}