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@ -63,6 +63,8 @@ public class ExcelUtil<T> |
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private static final Logger log = LoggerFactory.getLogger(ExcelUtil.class); |
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private static final Logger log = LoggerFactory.getLogger(ExcelUtil.class); |
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public static final String[] FORMULA_STR = { "=", "-", "+", "@" }; |
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/** |
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/** |
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* Excel sheet最大行数,默认65536 |
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* Excel sheet最大行数,默认65536 |
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*/ |
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*/ |
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@ -589,7 +591,13 @@ public class ExcelUtil<T> |
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if (ColumnType.STRING == attr.cellType()) |
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if (ColumnType.STRING == attr.cellType()) |
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{ |
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{ |
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cell.setCellValue(StringUtils.isNull(value) ? attr.defaultValue() : value + attr.suffix()); |
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String cellValue = Convert.toStr(value); |
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// 对于任何以表达式触发字符 =-+@开头的单元格,直接使用tab字符作为前缀,防止CSV注入。
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if (StringUtils.containsAny(cellValue, FORMULA_STR)) |
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{ |
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cellValue = StringUtils.replaceEach(cellValue, FORMULA_STR, new String[] { "\t=", "\t-", "\t+", "\t@" }); |
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} |
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cell.setCellValue(StringUtils.isNull(cellValue) ? attr.defaultValue() : cellValue + attr.suffix()); |
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} |
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} |
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else if (ColumnType.NUMERIC == attr.cellType()) |
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else if (ColumnType.NUMERIC == attr.cellType()) |
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{ |
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