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Neutralize CSV formula injection in generated exports using the new created escapeCsvFormula Function

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johnnyq
2026-07-24 18:12:45 -04:00
parent 28f1a965b8
commit 5c4805b822
21 changed files with 48 additions and 23 deletions
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2
agent/post/transaction.php
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@@ -193,7 +193,7 @@ if (isset($_POST['export_transactions_csv'])) {
//output each row of the data, format line as csv and write to file pointer
while ($row = mysqli_fetch_assoc($sql)) {
$lineData = array($row['transaction_date'], $row['transaction_type'], $row['transaction_description'], $row['transaction_other_account'], $row['transaction_reference'], $row['transaction_category'], $row['transaction_payment_method'], $row['transaction_amount'], $row['transaction_balance']);
fputcsv($f, $lineData, $delimiter, $enclosure, $escape);
fputcsv($f, array_map('escapeCsvFormula', $lineData), $delimiter, $enclosure, $escape);
}
//move back to beginning of file