要点
- CVE-2025-32379 是影响 koa (koajs), koa 的中危 (CVSS 6.1)漏洞。
- 未来 30 天内被利用的概率（EPSS）：0.27%，高于 19.0% 的漏洞。
- 修复：升级到 2.16.1, 3.0.0-alpha.5 或更高版本。
| Package | Affected versions | Patched versions |
|---|
| koa | = 3.0.0< 2.16.1
| 2.16.1
|
| koa npm | ≥ 3.0.0-alpha.1, < 3.0.0-alpha.5< 2.16.1
| 3.0.0-alpha.52.16.1
|
Description
Summary
In koa < 2.16.1 and < 3.0.0-alpha.5, passing untrusted user input to ctx.redirect() even after sanitizing it, may execute javascript code on the user who use the app.
Patches
This issue is patched in 2.16.1 and 3.0.0-alpha.5.
PoC
Coming soon...
Impact
- Redirect user to another phishing site
- Make request to another endpoint of the application based on user's cookie
- Steal user's cookie
NVD description
Koa is expressive middleware for Node.js using ES2017 async functions. In koa < 2.16.1 and < 3.0.0-alpha.5, passing untrusted user input to ctx.redirect() even after sanitizing it, may execute javascript code on the user who use the app. This issue is patched in 2.16.1 and 3.0.0-alpha.5.
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