{"items":[{"id":"NVI-00002756","kind":"vulnerability","title":"FacturaScripts: CSV formula injection in CSVExport allows authenticated low-priv users to plant payloads that execute when an admin opens the export","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-2p5x-4jr6-x5jg","CVE-2026-45263"],"plain_summary":"OSV carries this publisher advisory for facturascripts/facturascripts. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2026.2 for facturascripts/facturascripts. Confirm the publisher’s latest guidance.","source_ids":["sr-8e891f5fffaab0b3fbd212a28b6627f2"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-8e891f5fffaab0b3fbd212a28b6627f2","url":"https://github.com/advisories/GHSA-2p5x-4jr6-x5jg","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-2p5x-4jr6-x5jg","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-11-03T09:58:24.164Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-8e891f5fffaab0b3fbd212a28b6627f2"],"technology":"facturascripts/facturascripts","known_exclusions":[],"conditions_summary":"## Summary\n\n> **Live PoC verified 2026-04-30** against a stock FacturaScripts master at `127.0.0.1:8081`. A low-privilege user (`lowpriv`) created a customer with `nombre = \"=SUM(1+1)*cmd|/c calc!A1\"`. An admin then exported `ListCliente` to CSV via `?action=export&option=CSV`. The downloaded file contains the raw payload as the first cell of the `nombre` column, with no leading single quote and no escape. Excel and LibreOffice will execute the formula on open, including DDE invocations such as `=cmd|'/c calc'!A1` that spawn arbitrary processes on the admin workstation.\n\n`Core/Lib/Export/CSVExport.php::writeData()` wraps every cell in the configured delimiter (`\"`) and concatenates without inspecting the first character of the value. Spreadsheet applications interpret a cell that starts with `=`, `+`, `-`, `@`, `\\t`, or `\\r` as a formula. Because FacturaScripts only sanitises HTML metacharacters (` \" '`) on save via `Tools::noHtml()` (`Core/Tools.php:45`), the formula prefix characters survive untouched all the way to the export. The downstream consumer is the admin who triggered the export, giving the attacker a reliable handoff: low-priv user plants a payload in any text field","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2026.2"]}],"null_published_at":"2026-11-04T02:53:08.397Z","source_updated_at":"2026-11-02T23:15:03.639Z","source_disclosed_at":"2026-07-14T17:18:48.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:41:49.642Z"},{"id":"NVI-00002756","kind":"vulnerability","title":"FacturaScripts: CSV formula injection in CSVExport allows authenticated low-priv users to plant payloads that execute when an admin opens the export","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-2p5x-4jr6-x5jg","CVE-2026-45263"],"plain_summary":"OSV carries this publisher advisory for facturascripts/facturascripts. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-25c8fd51bbc8f96b2d44b2445ad369c8"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-25c8fd51bbc8f96b2d44b2445ad369c8","url":"https://github.com/advisories/GHSA-2p5x-4jr6-x5jg","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-2p5x-4jr6-x5jg","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.642Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-25c8fd51bbc8f96b2d44b2445ad369c8"],"technology":"facturascripts/facturascripts","known_exclusions":[],"conditions_summary":"## Summary\n\n> **Live PoC verified 2026-04-30** against a stock FacturaScripts master at `127.0.0.1:8081`. A low-privilege user (`lowpriv`) created a customer with `nombre = \"=SUM(1+1)*cmd|/c calc!A1\"`. An admin then exported `ListCliente` to CSV via `?action=export&option=CSV`. The downloaded file contains the raw payload as the first cell of the `nombre` column, with no leading single quote and no escape. Excel and LibreOffice will execute the formula on open, including DDE invocations such as `=cmd|'/c calc'!A1` that spawn arbitrary processes on the admin workstation.\n\n`Core/Lib/Export/CSVExport.php::writeData()` wraps every cell in the configured delimiter (`\"`) and concatenates without inspecting the first character of the value. Spreadsheet applications interpret a cell that starts with `=`, `+`, `-`, `@`, `\\t`, or `\\r` as a formula. Because FacturaScripts only sanitises HTML metacharacters (` \" '`) on save via `Tools::noHtml()` (`Core/Tools.php:45`), the formula prefix characters survive untouched all the way to the export. The downstream consumer is the admin who triggered the export, giving the attacker a reliable handoff: low-priv user plants a payload in any text field","public_affected_ranges":["ECOSYSTEM: introduced 0; last_affected 2026.1"]}],"null_published_at":"2026-10-31T22:00:33.902Z","source_updated_at":"2026-07-14T17:41:43.124Z","source_disclosed_at":"2026-07-14T17:18:48.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:41:49.642Z"}],"next_cursor":null,"snapshot_revision":"42594"}