{"api_version":"1","generated_at":"2026-07-08T18:27:48+00:00","cve":"CVE-2026-50179","urls":{"html":"https://cve.report/CVE-2026-50179","api":"https://cve.report/api/cve/CVE-2026-50179.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-50179","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-50179"},"summary":{"title":"Actual: CSV Formula Injection in Transaction Export via Imported Payee/Notes Fields","description":"Actual is a local-first personal finance tool. Prior to 26.6.0, exportToCSV and exportQueryToCSV in packages/loot-core/src/server/transactions/export/export-to-csv.ts pass user-controlled Payee, Notes, Account, and Category strings to csv-stringify with no cast callback and no formula-prefix neutralization. Strings that begin with equals sign, plus, minus, at sign, tab, or carriage return survive verbatim into the exported CSV, and when a recipient opens the file in Excel, LibreOffice Calc, or Google Sheets, the strings are interpreted as formulas, enabling transaction data exfiltration and attacker-chosen spreadsheet display values. This issue is fixed in version 26.6.0.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-07-07 22:16:52","updated_at":"2026-07-08 15:28:15"},"problem_types":["CWE-1236","CWE-1236 CWE-1236: Improper Neutralization of Formula Elements in a CSV File"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"4.2","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","baseScore":4.2,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"4.2","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","data":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.2,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","version":"3.1"}}],"references":[{"url":"https://github.com/actualbudget/actual/security/advisories/GHSA-xqjm-27pc-rvwm","name":"https://github.com/actualbudget/actual/security/advisories/GHSA-xqjm-27pc-rvwm","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/actualbudget/actual/releases/tag/v26.6.0","name":"https://github.com/actualbudget/actual/releases/tag/v26.6.0","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/actualbudget/actual/commit/068185751c03b42e726e3c60b718413d5f96c306","name":"https://github.com/actualbudget/actual/commit/068185751c03b42e726e3c60b718413d5f96c306","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-50179","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50179","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"actualbudget","product":"actual","version":"affected < 26.6.0","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"actual","vendor":"actualbudget","versions":[{"status":"affected","version":"< 26.6.0"}]}],"descriptions":[{"lang":"en","value":"Actual is a local-first personal finance tool. Prior to 26.6.0, exportToCSV and exportQueryToCSV in packages/loot-core/src/server/transactions/export/export-to-csv.ts pass user-controlled Payee, Notes, Account, and Category strings to csv-stringify with no cast callback and no formula-prefix neutralization. Strings that begin with equals sign, plus, minus, at sign, tab, or carriage return survive verbatim into the exported CSV, and when a recipient opens the file in Excel, LibreOffice Calc, or Google Sheets, the strings are interpreted as formulas, enabling transaction data exfiltration and attacker-chosen spreadsheet display values. This issue is fixed in version 26.6.0."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.2,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1236","description":"CWE-1236: Improper Neutralization of Formula Elements in a CSV File","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-07T20:58:16.074Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/actualbudget/actual/security/advisories/GHSA-xqjm-27pc-rvwm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/actualbudget/actual/security/advisories/GHSA-xqjm-27pc-rvwm"},{"name":"https://github.com/actualbudget/actual/commit/068185751c03b42e726e3c60b718413d5f96c306","tags":["x_refsource_MISC"],"url":"https://github.com/actualbudget/actual/commit/068185751c03b42e726e3c60b718413d5f96c306"},{"name":"https://github.com/actualbudget/actual/releases/tag/v26.6.0","tags":["x_refsource_MISC"],"url":"https://github.com/actualbudget/actual/releases/tag/v26.6.0"}],"source":{"advisory":"GHSA-xqjm-27pc-rvwm","discovery":"UNKNOWN"},"title":"Actual: CSV Formula Injection in Transaction Export via Imported Payee/Notes Fields"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-50179","datePublished":"2026-07-07T20:58:16.074Z","dateReserved":"2026-06-03T22:05:13.644Z","dateUpdated":"2026-07-07T20:58:16.074Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-07 22:16:52","lastModifiedDate":"2026-07-08 15:28:15","problem_types":["CWE-1236","CWE-1236 CWE-1236: Improper Neutralization of Formula Elements in a CSV File"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","baseScore":4.2,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":1.6,"impactScore":2.5}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"50179","Ordinal":"1","Title":"Actual: CSV Formula Injection in Transaction Export via Imported","CVE":"CVE-2026-50179","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"50179","Ordinal":"1","NoteData":"Actual is a local-first personal finance tool. Prior to 26.6.0, exportToCSV and exportQueryToCSV in packages/loot-core/src/server/transactions/export/export-to-csv.ts pass user-controlled Payee, Notes, Account, and Category strings to csv-stringify with no cast callback and no formula-prefix neutralization. Strings that begin with equals sign, plus, minus, at sign, tab, or carriage return survive verbatim into the exported CSV, and when a recipient opens the file in Excel, LibreOffice Calc, or Google Sheets, the strings are interpreted as formulas, enabling transaction data exfiltration and attacker-chosen spreadsheet display values. This issue is fixed in version 26.6.0.","Type":"Description","Title":"Actual: CSV Formula Injection in Transaction Export via Imported"}]}}}