KO
Product
koa
by koajs · last CVE Feb 26, 2026
5
CVEs
0
On KEV
7.5
Max CVSS
0
New 30D
Severity mix
Critical 0High 2Medium 3Low 0
Watch

Add koa to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-27959
7.5
0%
Feb 26
Koa has Host Header Injection via `ctx.hostname`
Affected: >= 3.0.0, < 3.1.2; < 2.16.4
CVE-2025-25200
7.5
1%
Feb 12
Koa has Inefficient Regular Expression Complexity
Affected: < 0.21.2; >= 1.0.0, < 1.7.1; >= 2.0.0-alpha.1, < 2.15.4; >= 3.0.0-alpha.0, < < 3.0.0-alpha.3
CVE-2025-62595
6.1
0%
Oct 21
Koa Vulnerable to Open Redirect via Trailing Double-Slash (//) in back Redirect Logic
Affected: >= 2.16.2, < 2.16.3; >= 3.0.1, < 3.0.3
CVE-2025-8129
6.1
0%
Jul 25
KoaJS Koa HTTP Header response.js back redirect
Affected: 3.0
CVE-2025-32379
6.1
0%
Apr 9
XSS at ctx.redirect() function in Koajs
Affected: >= 3.0.0-alpha.0, < 3.0.0-alpha.5; < 2.16.1
Showing 5