{"id":"CVE-2026-107914","state":"PUBLISHED","title":"Backdrop CMS 1.34 before 1.34.5 and 1.35 before 1.35.1 doesn't sufficiently protect configuration exports when delivering a compressed archive. This vulnerability is mitigated by t","description":"Backdrop CMS 1.34 before 1.34.5 and 1.35 before 1.35.1 doesn't sufficiently protect configuration exports when delivering a compressed archive. This vulnerability is mitigated by the fact that an export must have been previously requested by someone with the \"Synchronize, import, and export configuration\" permission. NOTE: CVE-2026-107914 refers to the vulnerability in which config.admin.inc does not ensure that a file_unmanaged_delete operation occurs. Therefore, many archives could persist: config.tar.gz, config_0.tar.gz, config_1.tar.gz, etc. There is a separate config.module issue that could allow remote access by an anonymous user, but only for the one filename config.tar.gz.","publishedAt":"2026-10-09T05:18:26.529Z","updatedAt":"2026-10-14T01:42:54.861Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","source":"mitre"},"assigner":"mitre","products":["backdropcms Backdrop"],"affected":[{"vendor":"backdropcms","product":"Backdrop","defaultStatus":"unknown","versions":[{"version":"1.34.0","status":"affected","lessThan":"1.34.5","versionType":"semver"},{"version":"1.35.0","status":"affected","lessThan":"1.35.1","versionType":"semver"}]}],"references":["https://backdropcms.org/security/backdrop-sa-core-2026-006","https://github.com/backdrop/backdrop/commit/1ae67061d9d487bb6cb3b8611191354052f34749","https://github.com/backdrop/backdrop/commit/347c8e558254633205f431ce5c12321a7ae9248e"],"weaknesses":["CWE-459"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/107xxx/CVE-2026-107914.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-107914","state":"PUBLISHED","datePublished":"2026-10-09T05:18:26.529Z","dateUpdated":"2026-10-14T01:42:54.861Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2026-10-09T05:18:25.745Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Backdrop CMS 1.34 before 1.34.5 and 1.35 before 1.35.1 doesn't sufficiently protect configuration exports when delivering a compressed archive. This vulnerability is mitigated by the fact that an export must have been previously requested by someone with the \"Synchronize, import, and export configuration\" permission. NOTE: CVE-2026-107914 refers to the vulnerability in which config.admin.inc does not ensure that a file_unmanaged_delete operation occurs. Therefore, many archives could persist: config.tar.gz, config_0.tar.gz, config_1.tar.gz, etc. There is a separate config.module issue that could allow remote access by an anonymous user, but only for the one filename config.tar.gz."}],"affected":[{"vendor":"backdropcms","product":"Backdrop","defaultStatus":"unknown","versions":[{"version":"1.34.0","status":"affected","lessThan":"1.34.5","versionType":"semver"},{"version":"1.35.0","status":"affected","lessThan":"1.35.1","versionType":"semver"}]}],"references":[{"url":"https://backdropcms.org/security/backdrop-sa-core-2026-006"},{"url":"https://github.com/backdrop/backdrop/commit/1ae67061d9d487bb6cb3b8611191354052f34749"},{"url":"https://github.com/backdrop/backdrop/commit/347c8e558254633205f431ce5c12321a7ae9248e"}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-459","description":"CWE-459 Incomplete Cleanup","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2026-10-09T06:44:26.529Z"},"x_generator":{"engine":"CVE-Request-form 0.0.1"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:backdropcms:backdrop:*:*:*:*:*:*:*:*","versionStartIncluding":"1.34.0","versionEndExcluding":"1.34.5"},{"vulnerable":true,"criteria":"cpe:2.3:a:backdropcms:backdrop:*:*:*:*:*:*:*:*","versionStartIncluding":"1.35.0","versionEndExcluding":"1.35.1"}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-14T01:42:40.478342Z","id":"CVE-2026-107914","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-14T01:42:54.861Z"}}]}}}