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Nu Html Checker (vnu) contains a Server-Side Request Forgery (SSRF) vulnerability

🗓️ 16 Jan 2026 15:31:25Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 5 Views

Nu Html Checker SSRF flaw permits remote requests to internal resources via DNS rebinding, bypassing localhost protections.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2025-15104
16 Jan 202614:00
attackerkb
Circl
CVE-2025-15104
16 Jan 202615:50
circl
CNNVD
The Nu Html Checker security vulnerability
16 Jan 202600:00
cnnvd
CVE
CVE-2025-15104
16 Jan 202614:00
cve
Cvelist
CVE-2025-15104 Nu Html Checker (validator.nu) - Restriction bypass vulnerability allowing local SSRF
16 Jan 202614:00
cvelist
Debian CVE
CVE-2025-15104
16 Jan 202614:00
debiancve
EUVD
EUVD-2026-2919
16 Jan 202614:00
euvd
NVD
CVE-2025-15104
16 Jan 202614:15
nvd
OSV
CVE-2025-15104
16 Jan 202614:15
osv
OSV
GHSA-FCCG-7W3P-W66F Nu Html Checker (vnu) contains a Server-Side Request Forgery (SSRF) vulnerability
16 Jan 202615:31
osv
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Vulners
Node
vnu-jarRange26.1.11npm
OR
nu.validatorvalidatorRange26.1.11maven

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16 Jan 2026 19:57Current
7.3High risk
Vulners AI Score7.3
CVSS 3.15.3
CVSS 46.9
EPSS0.00029
SSVC
5