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CVE-2026-25223

🗓️ 03 Feb 2026 21:21:40Reported by MendType 
mend
 mend
🔗 www.mend.io👁 6 Views

Validation bypass in Fastify allows bypassing request body validation schemas.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-25223
3 Feb 202621:21
–attackerkb
circl
Circl
CVE-2026-25223
3 Feb 202622:19
–circl
cnnvd
CNNVD
Fastify security vulnerabilities
3 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-25223
3 Feb 202621:21
–cve
cvelist
Cvelist
CVE-2026-25223 Fastify's Content-Type header tab character allows body validation bypass
3 Feb 202621:21
–cvelist
euvd
EUVD
EUVD-2026-5157
3 Feb 202621:21
–euvd
github
Github Security Blog
Fastify has a Body Schema Validation Bypass via Leading Space in Content-Type Header
15 Apr 202619:24
–github
github
Github Security Blog
Fastify's Content-Type header tab character allows body validation bypass
2 Feb 202622:23
–github
nvd
NVD
CVE-2026-25223
3 Feb 202622:16
–nvd
osv_cga
osv_cga
CGA-9GJQ-HMMJ-R5C8
28 Oct 202616:41
–osv_cga
Rows per page
Vulners
Node
OR
fastifyfastifyRange0.1.0–5.7.2
fastifyfastifyRange0.0.1–5.7.2
fastifyfastifyRange2.6.0–5.7.2

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07 Oct 2026 22:47Current
7.8High risk
Vulners AI Score7.8
CVSS 3.17.5
CVSS 48.7
EPSS0.00862
SSVC
6