CWE-48（Path Equivalence: 'file name' (Internal Whitespace)）描述一種在漏洞資料庫與安全評估中使用的弱點類型；定義、背景與對應 CVE 見下方各節。
The product accepts path input in the form of internal space ('file(SPACE)name') without appropriate validation, which can lead to ambiguous path resolution and allow an attacker to traverse the file system to unintended locations or access arbitrary files.
| 類型 | 名稱 | 類 | 普遍性 | OS / CPE |
|---|---|---|---|---|
| language | — | Not Language-Specific | Undetermined | — |
| 日期 | 名稱 | 版本 | 重要性 | 評論 |
|---|---|---|---|---|
| 2008-07-01 | Eric Dalci | 1.0 | — | updated Time_of_Introduction |
| 2008-09-08 | CWE Content Team | 1.0 | — | updated Relationships, Other_Notes, Taxonomy_Mappings |
| 2011-06-01 | CWE Content Team | 1.13 | — | updated Common_Consequences |
| 2012-05-11 | CWE Content Team | 2.2 | — | updated Relationships |
| 2012-10-30 | CWE Content Team | 2.3 | — | updated Potential_Mitigations |
| 2014-06-23 | CWE Content Team | 2.7 | — | updated Applicable_Platforms, Other_Notes, Relationship_Notes |
| 2014-07-30 | CWE Content Team | 2.8 | — | updated Relationships, Taxonomy_Mappings |
| 2020-02-24 | CWE Content Team | 4.0 | — | updated Relationships |
| 2023-01-31 | CWE Content Team | 4.10 | — | updated Description |
| 2023-04-27 | CWE Content Team | 4.11 | — | updated Relationships |
| 2023-06-29 | CWE Content Team | 4.12 | — | updated Mapping_Notes |
| 2025-09-09 | CWE Content Team | 4.18 | — | updated Affected_Resources, Functional_Areas |
| 2025-12-11 | CWE Content Team | 4.19 | — | updated Weakness_Ordinalities |