Lookup for vulnerabilities affecting packages.

Vulnerability_idVCID-8f4b-4t1m-1bdf
Summary
Storybook Dev Server is Vulnerable to WebSocket Hijacking
The WebSocket functionality in Storybook's dev server, used to create and update stories, is vulnerable to WebSocket hijacking. This vulnerability **only affects the Storybook dev server; production builds are not impacted**.
Aliases
0
alias CVE-2026-27148
1
alias GHSA-mjf5-7g4m-gx5w
Fixed_packages
0
url pkg:npm/storybook@8.6.17
purl pkg:npm/storybook@8.6.17
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:npm/storybook@8.6.17
1
url pkg:npm/storybook@9.1.19
purl pkg:npm/storybook@9.1.19
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:npm/storybook@9.1.19
2
url pkg:npm/storybook@10.2.10
purl pkg:npm/storybook@10.2.10
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:npm/storybook@10.2.10
Affected_packages
0
url pkg:npm/storybook@8.1.0
purl pkg:npm/storybook@8.1.0
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-8f4b-4t1m-1bdf
resource_url http://public2.vulnerablecode.io/packages/pkg:npm/storybook@8.1.0
1
url pkg:npm/storybook@8.7.0-alpha.0
purl pkg:npm/storybook@8.7.0-alpha.0
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-8f4b-4t1m-1bdf
resource_url http://public2.vulnerablecode.io/packages/pkg:npm/storybook@8.7.0-alpha.0
2
url pkg:npm/storybook@10.0.0-beta.0
purl pkg:npm/storybook@10.0.0-beta.0
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-8f4b-4t1m-1bdf
resource_url http://public2.vulnerablecode.io/packages/pkg:npm/storybook@10.0.0-beta.0
References
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2026-27148
reference_id
reference_type
scores
0
value 0.00075
scoring_system epss
scoring_elements 0.22649
published_at 2026-05-30T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2026-27148
1
reference_url https://github.com/storybookjs/storybook
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook
2
reference_url https://github.com/storybookjs/storybook/commit/0affdf928bd6fafbadfb1dfe22ce6104805e10e8
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/commit/0affdf928bd6fafbadfb1dfe22ce6104805e10e8
3
reference_url https://github.com/storybookjs/storybook/commit/54689a8add18ea75d628c540f4bc677592a1e685
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/commit/54689a8add18ea75d628c540f4bc677592a1e685
4
reference_url https://github.com/storybookjs/storybook/commit/b8cfa77c73940c140acdcd8a06ab1ea913c44761
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/commit/b8cfa77c73940c140acdcd8a06ab1ea913c44761
5
reference_url https://github.com/storybookjs/storybook/commit/d34085f39c647f5c23c3a3b2d197c18602fcf876
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/commit/d34085f39c647f5c23c3a3b2d197c18602fcf876
6
reference_url https://github.com/storybookjs/storybook/releases/tag/v10.2.10
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/releases/tag/v10.2.10
7
reference_url https://github.com/storybookjs/storybook/releases/tag/v7.6.23
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/releases/tag/v7.6.23
8
reference_url https://github.com/storybookjs/storybook/releases/tag/v8.6.17
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/releases/tag/v8.6.17
9
reference_url https://github.com/storybookjs/storybook/releases/tag/v9.1.19
reference_id
reference_type
scores
url https://github.com/storybookjs/storybook/releases/tag/v9.1.19
10
reference_url https://nvd.nist.gov/vuln/detail/CVE-2026-27148
reference_id CVE-2026-27148
reference_type
scores
url https://nvd.nist.gov/vuln/detail/CVE-2026-27148
11
reference_url https://github.com/advisories/GHSA-mjf5-7g4m-gx5w
reference_id GHSA-mjf5-7g4m-gx5w
reference_type
scores
0
value HIGH
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-mjf5-7g4m-gx5w
12
reference_url https://github.com/storybookjs/storybook/security/advisories/GHSA-mjf5-7g4m-gx5w
reference_id GHSA-mjf5-7g4m-gx5w
reference_type
scores
0
value HIGH
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/storybookjs/storybook/security/advisories/GHSA-mjf5-7g4m-gx5w
Weaknesses
0
cwe_id 1385
name Missing Origin Validation in WebSockets
description The product uses a WebSocket, but it does not properly verify that the source of data or communication is valid.
1
cwe_id 74
name Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
description The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
2
cwe_id 79
name Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
description The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
3
cwe_id 937
name OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013.
4
cwe_id 1035
name OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017.
Exploits
Severity_range_score7.0 - 8.9
Exploitabilitynull
Weighted_severitynull
Risk_scorenull
Resource_urlhttp://public2.vulnerablecode.io/vulnerabilities/VCID-8f4b-4t1m-1bdf