聚合 NVD、CVE 及多源情資，深度解析 RCE 等高危風險。系統整合 CVSS 與 EPSS 模型，動態追蹤 Exploit 資源與 PoC 公開狀態，研判可利用性。結合官方修補與修復方案，優化漏洞管理優先級，縮短回應週期，保障資產安全。
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| CVE | 描述 | 最高 CVSS | EPSS % | 公開時間 | 更新時間 |
|---|---|---|---|---|---|
| CVE-2017-20003 | Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Notes: none | 無 | 0.24% | 2021-04-23 | 2023-11-06 |
| CVE-2018-25007 | Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message. | 2.6 | 0.57% | 2021-04-23 | 2026-06-16 |
| CVE-2019-25027 | Missing output sanitization in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.10 (Vaadin 10.0.0 through 10.0.13), and 1.1.0 through 1.4.2 (Vaadin 11.0.0 through 13.0.5) allows attacker to execute malicious JavaScript via crafted URL | 6.1 | 0.67% | 2021-04-23 | 2026-06-16 |
| CVE-2019-25028 | Missing variable sanitization in Grid component in com.vaadin:vaadin-server versions 7.4.0 through 7.7.19 (Vaadin 7.4.0 through 7.7.19), and 8.0.0 through 8.8.4 (Vaadin 8.0.0 through 8.8.4) allows attacker to inject malicious JavaScript via unspecified vector | 5.4 | 0.92% | 2021-04-23 | 2026-06-16 |
| CVE-2020-36319 | Insecure configuration of default ObjectMapper in com.vaadin:flow-server versions 3.0.0 through 3.0.5 (Vaadin 15.0.0 through 15.0.4) may expose sensitive data if the application also uses e.g. @RestController | 3.1 | 1.00% | 2021-04-23 | 2026-06-16 |
| CVE-2020-36320 | Unsafe validation RegEx in EmailValidator class in com.vaadin:vaadin-server versions 7.0.0 through 7.7.21 (Vaadin 7.0.0 through 7.7.21) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses. | 7.5 | 1.96% | 2021-04-23 | 2026-06-16 |
| CVE-2020-36321 | Improper URL validation in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.4.1 (Vaadin 14.0.0 through 14.4.2), and 3.0 prior to 5.0 (Vaadin 15 prior to 18) allows attacker to request arbitrary files stored outside of intended frontend resources folder. | 5.9 | 1.21% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31403 | Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:vaadin-server versions 7.0.0 through 7.7.23 (Vaadin 7.0.0 through 7.7.23), and 8.0.0 through 8.12.2 (Vaadin 8.0.0 through 8.12.2) allows attacker to guess a security token via timing attack | 4.0 | 0.31% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31404 | Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.13 (Vaadin 10.0.0 through 10.0.16), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.4.6 (Vaadin 14.0.0 through 14.4.6), 3.0.0 prior to 5.0.0 (Vaadin 15 prior to 18), and 5.0.0 through 5.0.2 (Vaadin 18.0.0 through 18.0.5) allows attacker to guess a security token via timing attack. | 4.0 | 0.21% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31405 | Unsafe validation RegEx in EmailField component in com.vaadin:vaadin-text-field-flow versions 2.0.4 through 2.3.2 (Vaadin 14.0.6 through 14.4.3), and 3.0.0 through 4.0.2 (Vaadin 15.0.0 through 17.0.10) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses. | 7.5 | 1.13% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31406 | Non-constant-time comparison of CSRF tokens in endpoint request handler in com.vaadin:flow-server versions 3.0.0 through 5.0.3 (Vaadin 15.0.0 through 18.0.6), and com.vaadin:fusion-endpoint version 6.0.0 (Vaadin 19.0.0) allows attacker to guess a security token for Fusion endpoints via timing attack. | 4.0 | 0.21% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31407 | Vulnerability in OSGi integration in com.vaadin:flow-server versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via crafted HTTP request. | 8.6 | 2.38% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31408 | Authentication.logout() helper in com.vaadin:flow-client versions 5.0.0 prior to 6.0.0 (Vaadin 18), and 6.0.0 through 6.0.4 (Vaadin 19.0.0 through 19.0.3) uses incorrect HTTP method, which, in combination with Spring Security CSRF protection, allows local attackers to access Fusion endpoints after the user attempted to log out. | 6.3 | 0.32% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31409 | Unsafe validation RegEx in EmailValidator component in com.vaadin:vaadin-compatibility-server versions 8.0.0 through 8.12.4 (Vaadin versions 8.0.0 through 8.12.4) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses. | 7.5 | 1.67% | 2021-05-06 | 2026-06-16 |
| CVE-2021-31410 | Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request. | 8.6 | 1.69% | 2021-04-23 | 2026-06-16 |
| CVE-2021-31411 | Insecure temporary directory usage in frontend build functionality of com.vaadin:flow-server versions 2.0.9 through 2.5.2 (Vaadin 14.0.3 through Vaadin 14.5.2), 3.0 prior to 6.0 (Vaadin 15 prior to 19), and 6.0.0 through 6.0.5 (Vaadin 19.0.0 through 19.0.4) allows local users to inject malicious code into frontend resources during application rebuilds. | 6.3 | 0.23% | 2021-05-05 | 2026-06-16 |
| CVE-2021-31412 | Improper sanitization of path in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.14 (Vaadin 10.0.0 through 10.0.18), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), and 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows network attacker to enumerate all available routes via crafted HTTP request when application is running in production mode and no custom handler for NotFoundException is provided. | 5.3 | 1.32% | 2021-06-24 | 2026-06-16 |
| CVE-2021-33604 | URL encoding error in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows local user to execute arbitrary JavaScript code by opening crafted URL in browser. | 2.5 | 0.29% | 2021-06-24 | 2026-06-16 |
| CVE-2021-33605 | Improper check in CheckboxGroup in com.vaadin:vaadin-checkbox-flow versions 1.2.0 prior to 2.0.0 (Vaadin 12.0.0 prior to 14.0.0), 2.0.0 prior to 3.0.0 (Vaadin 14.0.0 prior to 14.5.0), 3.0.0 through 4.0.1 (Vaadin 15.0.0 through 17.0.11), 14.5.0 through 14.6.7 (Vaadin 14.5.0 through 14.6.7), and 18.0.0 through 20.0.5 (Vaadin 18.0.0 through 20.0.5) allows attackers to modify the value of a disabled Checkbox inside enabled CheckboxGroup component via unspecified vectors. | 4.3 | 0.57% | 2021-08-25 | 2026-06-16 |
| CVE-2021-33609 | Missing check in DataCommunicator class in com.vaadin:vaadin-server versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data. | 4.3 | 0.92% | 2021-10-13 | 2026-06-16 |