koajs records
6 published records for vendor koajs.
Researcher profile
- Entered KEV
- 0 · 0%
- Weaponized
- 0 · 0%
- Pre-auth RCE
- 0
- With a fix record
- 100%
- Median publish → KEV
- No record has entered KEV
Recurring classes
- CWE-601 URL Redirection to Untrusted Site ('Open Redirect')2
- CWE-1333 Inefficient Regular Expression Complexity1
- CWE-20 Improper Input Validation1
- CWE-346 Origin Validation Error1
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')1
The weakness classes this vendor ships most often: where to look.
CWEAttack profile
All records
6 records| Action | CVE | Vulnerability | Severity | KEV | EPSS | Published |
|---|---|---|---|---|---|---|
36Monitor | CVE-2025-25200Proof of concept | Koa has Inefficient Regular Expression Complexitykoajs · koa · CWE-1333 | Critical9.2 | — | 0.8% | Feb 12, 2025 |
30Monitor | CVE-2026-27959Proof of concept | Koa has Host Header Injection via `ctx.hostname`koajs · koa · CWE-20 | High7.5 | — | 0.3% | Feb 25, 2026 |
30Monitor | CVE-2023-49803No exploit | @koa/cors has overly permissive origin policykoajs · cross-origin resource sharing for koa · CWE-346 | High7.5 | — | 0.2% | Dec 11, 2023 |
24Monitor | CVE-2025-62595No exploit | Koa Vulnerable to Open Redirect via Trailing Double-Slash (//) in back Redirect Logickoajs · koa · CWE-601 | Medium6.1 | — | 0.2% | Oct 21, 2025 |
24Monitor | CVE-2025-32379No exploit | XSS at ctx.redirect() function in Koajskoajs · koa · CWE-79 | Medium6.1 | — | 0.2% | Apr 9, 2025 |
8Monitor | CVE-2025-8129No exploit | KoaJS Koa HTTP Header response.js back redirectkoajs · koa · CWE-601 | Low2.0 | — | 0.2% | Jul 25, 2025 |
- CVE-2025-2520036Monitor
Koa has Inefficient Regular Expression Complexity
CriticalCVSS 9.2Proof of conceptEPSS 0%koajs · koaFeb 12, 2025
- CVE-2026-2795930Monitor
Koa has Host Header Injection via `ctx.hostname`
HighCVSS 7.5Proof of conceptEPSS 0%koajs · koaFeb 25, 2026
- CVE-2023-4980330Monitor
@koa/cors has overly permissive origin policy
HighCVSS 7.5No exploitEPSS 0%koajs · cross-origin resource sharing for koaDec 11, 2023
- CVE-2025-6259524Monitor
Koa Vulnerable to Open Redirect via Trailing Double-Slash (//) in back Redirect Logic
MediumCVSS 6.1No exploitEPSS 0%koajs · koaOct 21, 2025
- CVE-2025-3237924Monitor
XSS at ctx.redirect() function in Koajs
MediumCVSS 6.1No exploitEPSS 0%koajs · koaApr 9, 2025
- CVE-2025-81298Monitor
KoaJS Koa HTTP Header response.js back redirect
LowCVSS 2.0No exploitEPSS 0%koajs · koaJul 25, 2025