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CVE-2026-27977 Next.js: null origin can bypass dev HMR websocket CSRF checks

🗓️ 17 Mar 2026 23:56:24Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 54 Views

CVE-2026-27977: Next.js dev HMR CSRF bypass via Origin: null before 16.1.7; upgrade to fix.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27977
17 Mar 202623:56
–attackerkb
bdu_fstec
BDU FSTEC
Next.js Source Verification Unauthorized Access
13 May 202600:00
–bdu_fstec
cnnvd
CNNVD
Next.js security vulnerabilities
17 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-27977
17 Mar 202623:56
–cve
euvd
EUVD
EUVD-2026-12683
17 Mar 202615:29
–euvd
githubexploit
GithubExploit
nextjs-sa-dos-poc-20260413
12 Apr 202622:57
–githubexploit
github
Github Security Blog
Next.js: null origin can bypass dev HMR websocket CSRF checks
17 Mar 202615:29
–github
mend
Mend
CVE-2026-27977
17 Mar 202623:56
–mend
nessus
Tenable Nessus
Next.js Framework 16.0.1 < 16.1.7 Multiple Vulnerabilities
20 Mar 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-27977
18 Mar 202600:00
–nessus
Rows per page
[
  {
    "vendor": "vercel",
    "product": "next.js",
    "versions": [
      {
        "version": ">= 16.0.1, < 16.1.7",
        "status": "affected"
      }
    ]
  }
]

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