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CVE-2026-27978: Cross-Site Request Forgery (CSRF)

🗓️ 18 Mar 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 5 Views

CSRF in Next.js 16.0.1-16.1.7 via 'origin: null' bypass in Server Action validation.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27978
17 Mar 202623:59
–attackerkb
bdu_fstec
BDU FSTEC
Next.js CSRF
13 May 202600:00
–bdu_fstec
cnnvd
CNNVD
Next.js 安全漏洞
17 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-27978
17 Mar 202623:59
–cve
cvelist
Cvelist
CVE-2026-27978 Next.js: null origin can bypass Server Actions CSRF checks
17 Mar 202623:59
–cvelist
euvd
EUVD
EUVD-2026-12684
17 Mar 202615:30
–euvd
githubexploit
GithubExploit
nextjs-sa-dos-poc-20260413
12 Apr 202622:57
–githubexploit
github
Github Security Blog
Next.js: null origin can bypass Server Actions CSRF checks
17 Mar 202615:30
–github
kitploit
Kitploit
Next.js-Proof-of-Concept
15 Oct 202615:09
–kitploit
mend
Mend
CVE-2026-27978
17 Mar 202623:59
–mend
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18 Mar 2026 00:00Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.14.3
CVSS 45.3
EPSS0.00235
SSVC
5