CVE-2026-93649
Quick assessment
Affected
Eclipse Foundation Adoptium Temurin
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 Eclipse Adoptium 网站（adoptium.net）上，从 commit 0b24ea1（2025-06-18）构建的所有部署版本，直至修复 commit cbb53cf（2026-09-24）为止，在下载完成页面 /[locale]/download 中，会将 "link" 查询参数提供的下载 URL 通过 自动重定向。该 URL 在原始字符串上通过 String.startsWith() 方法检查其是否以受信任的前缀开头，而浏览器在导航前会根据 RFC 3986 规范对 URL 中的点段（do
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Eclipse Foundation | Adoptium Temurin | < 1f9753c |
affected |
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I. Basic Information for CVE-2026-93649
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In the Eclipse Adoptium website (adoptium.net), in every deployment built from commit 0b24ea1 (2025-06-18) up to the fix in commit cbb53cf (2026-09-24), the post-download page /[locale]/download takes a download URL from the "link" query parameter and automatically navigates to it with a meta http-equiv="refresh". The URL is checked against a list of trusted prefixes using String.startsWith() on the raw string, while the browser applies RFC 3986 dot-segment normalisation before navigating, so a value such as https://github.com/adoptium/temurin/../../attacker/malware/releases/download/v1/jdk.exe passes the check but resolves to an attacker-controlled repository. A victim who follows a crafted adoptium.net link is shown the genuine "Thank you for downloading Eclipse Temurin" page while their browser downloads a binary of the attacker's choosing
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
下载代码缺少完整性检查
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Eclipse Foundation | Adoptium Temurin | 0 ~ 1f9753c | - |
|
II. Public POCs for CVE-2026-93649
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-93649 (1)
Other References for CVE-2026-93649 (2)
Same Patch Batch · Eclipse Foundation · 2026-10-15 · 25 CVEs total
| CVE-2026-19863 | 9.3 CRITICAL | EthereumAuthenticator未授权访问漏洞 |
| CVE-2026-102469 | 9.2 CRITICAL | CVE-2026-102469 |
| CVE-2026-18660 | 8.8 HIGH | Jetty proxy blacklist performs case-sensitive matching of case-insensitive DNS hostnames |
| CVE-2026-18661 | 8.8 HIGH | Eclipse Jetty 多个版本 Jakarta安全约束绕过漏洞 |
| CVE-2026-102477 | 8.7 HIGH | Vert.x gRPC-server配置压缩限制绕过致压缩炸弹攻击 |
| CVE-2026-102461 | 8.7 HIGH | Eclipse Vert.x DoS漏洞：JSON Schema验证算法缺陷 |
| CVE-2026-102475 | 8.7 HIGH | Eclipse Vert.x 5.x HTTP代理内存溢出漏洞 |
| CVE-2026-102467 | 8.7 HIGH | Vert.x 4.0.0-5.2.0空字节限制致DDoS |
| CVE-2026-102462 | 8.2 HIGH | Vert.x MSSQL Client多个版本OOM漏洞 |
| CVE-2026-102466 | 8.2 HIGH | Eclipse Vert.x MySQL客户端拒绝服务漏洞 |
| CVE-2026-102464 | 8.2 HIGH | Eclipse Vert.x MQTT未受限存储致OOM |
| CVE-2026-102463 | 8.2 HIGH | Eclipse Vertx多版本vertx-pg-client数组解码内存耗尽漏洞 |
| CVE-2026-103223 | 8.2 HIGH | Eclipse Vert.x 4-5 PostgreSQL客户端缓冲区溢出致OOM |
| CVE-2026-103224 | 8.2 HIGH | Vert.x MySQL客户端多个版本存在OOM漏洞 |
| CVE-2026-102465 | 8.2 HIGH | Vert.x MySQL Client越界数组分配致OOM漏洞 |
| CVE-2026-76184 | 8.2 HIGH | Eclipse Jetty HttpClient重定向认证头泄露漏洞 |
| CVE-2026-77711 | 8.2 HIGH | Jetty HttpClient代理凭据泄露漏洞 |
| CVE-2026-18659 | 6.9 MEDIUM | Unauthenticated authorization bypass in ConstraintSecurityHandler - HTTP method-omission m |
| CVE-2026-76182 | 6.9 MEDIUM | Jetty TryPathsHandler/Filter路径解析逻辑漏洞 |
| CVE-2026-18662 | 6.9 MEDIUM | Jetty安全组件URL模式为空时约束冲突漏洞 |
Showing top 20 of 25 CVEs. View all on vendor page → →
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V. Comments for CVE-2026-93649
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