CWE-457（Use of Uninitialized Variable）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 code uses a variable that has not been initialized, leading to unpredictable or unintended results.
| 類型 | 名稱 | 類 | 普遍性 | OS / CPE |
|---|---|---|---|---|
| language | C | — | Sometimes | — |
| language | C++ | — | Sometimes | — |
| language | Perl | — | Often | — |
| language | PHP | — | Often | — |
| language | — | Not Language-Specific | Undetermined | — |
下列 CVE 在本庫中對應到該弱點，並保留以便追溯與檢索。
| CVE | 公開時間 | 摘要 |
|---|---|---|
| CVE-2026-55990 | 2026-07-22 | In NLnet Labs Unbound 1.7.0 up to and including 1.25.1, when the 'dnscrypt:' clause lists more 'dnscrypt-provider-cert:' files than there are matching 'dnscrypt-secret-key:' files, Unbound fills only … |
| CVE-2026-16417 | 2026-07-21 | Uninitialized Use in Skia in Google Chrome prior to 150.0.7871.182 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium secur… |
| CVE-2025-56364 | 2026-07-14 | A use of uninitialized value vulnerability exists in the Matter SDK (connectedhomeip) before 1.4.0, where the `GetDestinationGroupId().Value()` method is called without first checking whether a value … |
| CVE-2026-15770 | 2026-07-14 | Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.125 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security s… |
| CVE-2026-15766 | 2026-07-14 | Uninitialized Use in Skia in Google Chrome prior to 150.0.7871.125 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security… |
| CVE-2026-15132 | 2026-07-08 | Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High) |
| CVE-2026-15109 | 2026-07-08 | Uninitialized Use in ANGLE in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium securit… |
| CVE-2026-15168 | 2026-07-08 | BLF file parser in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows possible information disclosure |
| CVE-2026-14421 | 2026-07-01 | Uninitialized Use in Dawn in Google Chrome on ChromeOS prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromi… |
| CVE-2026-14418 | 2026-07-01 | Uninitialized Use in ANGLE in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High) |
| CVE-2026-14413 | 2026-07-01 | Uninitialized Use in ANGLE in Google Chrome prior to 150.0.7871.46 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (… |
| CVE-2026-14408 | 2026-07-01 | Uninitialized Use in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security … |
| CVE-2026-14405 | 2026-07-01 | Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Low) |
| CVE-2026-14402 | 2026-07-01 | Uninitialized Use in ANGLE in Google Chrome on Windows prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromi… |
| CVE-2026-14399 | 2026-07-01 | Uninitialized Use in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security … |
| CVE-2026-14125 | 2026-06-30 | Uninitialized Use in ANGLE in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security… |
| CVE-2026-14088 | 2026-06-30 | Uninitialized Use in Canvas in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chrom… |
| CVE-2026-14070 | 2026-06-30 | Integer overflow in WebNN in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security … |
| CVE-2026-14051 | 2026-06-30 | Uninitialized Use in GamepadAPI in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memo… |
| CVE-2026-14010 | 2026-06-30 | Uninitialized Use in Codecs in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chrom… |
| 日期 | 名稱 | 版本 | 重要性 | 評論 |
|---|---|---|---|---|
| 2008-07-01 | Eric Dalci | 1.0 | — | updated Time_of_Introduction |
| 2008-08-01 | — | 1.0 | — | added/updated white box definitions |
| 2008-09-08 | CWE Content Team | 1.0 | — | updated Applicable_Platforms, Common_Consequences, Description, Relationships, Observed_Example, Other_Notes, References, Taxonomy_Mappings |
| 2009-01-12 | CWE Content Team | 1.2 | — | updated Common_Consequences, Demonstrative_Examples, Potential_Mitigations |
| 2009-03-10 | CWE Content Team | 1.3 | — | updated Demonstrative_Examples |
| 2009-05-27 | CWE Content Team | 1.4 | — | updated Demonstrative_Examples |
| 2011-06-01 | CWE Content Team | 1.13 | — | updated Common_Consequences |
| 2012-05-11 | CWE Content Team | 2.2 | — | updated References, Relationships |
| 2012-10-30 | CWE Content Team | 2.3 | — | updated Demonstrative_Examples |
| 2013-02-21 | CWE Content Team | 2.4 | — | updated Applicable_Platforms, Description, Other_Notes, Potential_Mitigations, Relationships |
| 2014-06-23 | CWE Content Team | 2.7 | — | updated Modes_of_Introduction, Other_Notes |
| 2014-07-30 | CWE Content Team | 2.8 | — | updated Relationships, Taxonomy_Mappings |
| 2017-11-08 | CWE Content Team | 3.0 | — | updated References, Relationships, Taxonomy_Mappings, White_Box_Definitions |
| 2019-01-03 | CWE Content Team | 3.2 | — | updated Taxonomy_Mappings |
| 2019-06-20 | CWE Content Team | 3.3 | — | updated Relationships, Type |
| 2020-02-24 | CWE Content Team | 4.0 | — | updated References, Relationships, Type |
| 2020-08-20 | CWE Content Team | 4.2 | — | updated Relationships |
| 2020-12-10 | CWE Content Team | 4.3 | — | updated Relationships |
| 2021-03-15 | CWE Content Team | 4.4 | — | updated Demonstrative_Examples, Observed_Examples, Relationships |
| 2021-07-20 | CWE Content Team | 4.5 | — | updated Observed_Examples |
| 2023-04-27 | CWE Content Team | 4.11 | — | updated Detection_Factors, References, Relationships |
| 2023-06-29 | CWE Content Team | 4.12 | — | updated Mapping_Notes |
| 2025-09-09 | CWE Content Team | 4.18 | — | updated Potential_Mitigations, References |
| 2025-12-11 | CWE Content Team | 4.19 | — | updated Weakness_Ordinalities |