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CVE-2025-62595 Koa Vulnerable to Open Redirect via Trailing Double-Slash (//) in back Redirect Logic

🗓️ 21 Oct 2025 16:20:43Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 45 Views

Koa back redirect bypass via Referer header enables external redirects; patched in 3.0.3.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2025-62595
21 Oct 202506:58
–circl
cnnvd
CNNVD
koa 输入验证错误漏洞
21 Oct 202500:00
–cnnvd
cve
CVE
CVE-2025-62595
21 Oct 202516:20
–cve
euvd
EUVD
EUVD-2025-35182
21 Oct 202516:20
–euvd
github
Github Security Blog
Koa Vulnerable to Open Redirect via Trailing Double-Slash (//) in back Redirect Logic
21 Oct 202515:09
–github
mend
Mend
CVE-2025-62595
21 Oct 202516:20
–mend
nvd
NVD
CVE-2025-62595
21 Oct 202517:15
–nvd
osv_ghsa
osv_ghsa
GHSA-G8MR-FGFG-5QPC Koa Vulnerable to Open Redirect via Trailing Double-Slash (//) in back Redirect Logic
21 Oct 202515:09
–osv_ghsa
ptsecurity
Positive Technologies
PT-2025-42905
21 Oct 202500:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2025-62595: URL Redirection to Untrusted Site
21 Oct 202500:00
–rapid7
Rows per page
[
  {
    "vendor": "koajs",
    "product": "koa",
    "versions": [
      {
        "version": ">= 2.16.2, < 2.16.3",
        "status": "affected"
      },
      {
        "version": ">= 3.0.1, < 3.0.3",
        "status": "affected"
      }
    ]
  }
]

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