CVE-2025-32379

EUVD-2025-10545
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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
GitHub_MCNA
5 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 39%
Affected Products (NVD)
VendorProductVersion
koajskoa
𝑥
< 2.16.1
koajskoa
3.0.0:alpha0
koajskoa
3.0.0:alpha1
koajskoa
3.0.0:alpha2
koajskoa
3.0.0:alpha3
koajskoa
3.0.0:alpha4
𝑥
= Vulnerable software versions