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Storybook Dev Server is Vulnerable to WebSocket Hijacking

🗓️ 26 Feb 2026 15:16:10Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 27 Views

Storybook dev server is vulnerable to WebSocket hijacking enabling XSS and remote code execution; production builds are unaffected.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ibm
IBM Security Bulletins
Security Bulletin: IBM Event Processing is affected by Multiple vulnerabilities
12 Jun 202607:30
–ibm
attackerkb
attackerkb
CVE-2026-27148
25 Feb 202621:46
–attackerkb
circl
Circl
CVE-2026-27148
26 Feb 202601:19
–circl
cnnvd
CNNVD
Storybook 跨站脚本漏洞
25 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-27148
25 Feb 202621:46
–cve
cvelist
Cvelist
CVE-2026-27148 Storybook Dev Server Vulnerable to WebSocket Hijacking
25 Feb 202621:46
–cvelist
euvd
EUVD
EUVD-2026-8750
26 Feb 202615:16
–euvd
nvd
NVD
CVE-2026-27148
25 Feb 202622:16
–nvd
osv
OSV
CLSA-2026-1785380885 TuxCare security update for storybook (2 CVEs)
4 Aug 202614:52
–osv
osv
OSV
CLSA-2026-1789548202 TuxCare security update for 9 packages (1 CVE)
16 Sep 202608:43
–osv
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Vulners
Node
OR
storybookstorybookRange10.0.0-beta.0–10.2.10npm
storybookstorybookRange8.7.0-alpha.0–9.1.19npm
storybookstorybookRange8.1.0–8.6.17npm

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