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Vulnerability Details :

CVE-2023-51701

Summary
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
Published At-08 Jan, 2024 | 13:55
Updated At-03 Jun, 2025 | 14:37
Rejected At-
Credits

@fastify-reply-from JSON Content-Type parsing confusion

fastify-reply-from is a Fastify plugin to forward the current HTTP request to another server. A reverse proxy server built with `@fastify/reply-from` could misinterpret the incoming body by passing an header `ContentType: application/json ; charset=utf-8`. This can lead to bypass of security checks. This vulnerability has been patched in '@fastify/reply-from` version 9.6.0.

Vendors
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Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:GitHub_M
Assigner Org ID:a0819718-46f1-4df5-94e2-005712e83aaa
Published At:08 Jan, 2024 | 13:55
Updated At:03 Jun, 2025 | 14:37
Rejected At:
▼CVE Numbering Authority (CNA)
@fastify-reply-from JSON Content-Type parsing confusion

fastify-reply-from is a Fastify plugin to forward the current HTTP request to another server. A reverse proxy server built with `@fastify/reply-from` could misinterpret the incoming body by passing an header `ContentType: application/json ; charset=utf-8`. This can lead to bypass of security checks. This vulnerability has been patched in '@fastify/reply-from` version 9.6.0.

Affected Products
Vendor
fastify
Product
fastify-reply-from
Versions
Affected
  • < 9.6.0
Problem Types
TypeCWE IDDescription
CWECWE-444CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
Type: CWE
CWE ID: CWE-444
Description: CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
Metrics
VersionBase scoreBase severityVector
3.15.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xp
x_refsource_CONFIRM
https://github.com/fastify/fastify-reply-from/releases/tag/v9.6.0
x_refsource_MISC
Hyperlink: https://github.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xp
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/fastify/fastify-reply-from/releases/tag/v9.6.0
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xp
x_refsource_CONFIRM
x_transferred
https://github.com/fastify/fastify-reply-from/releases/tag/v9.6.0
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xp
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: https://github.com/fastify/fastify-reply-from/releases/tag/v9.6.0
Resource:
x_refsource_MISC
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security-advisories@github.com
Published At:08 Jan, 2024 | 14:15
Updated At:11 Jan, 2024 | 17:33

fastify-reply-from is a Fastify plugin to forward the current HTTP request to another server. A reverse proxy server built with `@fastify/reply-from` could misinterpret the incoming body by passing an header `ContentType: application/json ; charset=utf-8`. This can lead to bypass of security checks. This vulnerability has been patched in '@fastify/reply-from` version 9.6.0.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Secondary3.15.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Type: Secondary
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CPE Matches
fastify
fastify
>>reply-from>>Versions before 9.6.0(exclusive)
cpe:2.3:a:fastify:reply-from:*:*:*:*:*:node.js:*:*
Weaknesses
CWE IDTypeSource
CWE-444Primarynvd@nist.gov
CWE-444Secondarysecurity-advisories@github.com
CWE ID: CWE-444
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-444
Type: Secondary
Source: security-advisories@github.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/fastify/fastify-reply-from/releases/tag/v9.6.0security-advisories@github.com
Release Notes
https://github.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xpsecurity-advisories@github.com
Vendor Advisory
Hyperlink: https://github.com/fastify/fastify-reply-from/releases/tag/v9.6.0
Source: security-advisories@github.com
Resource:
Release Notes
Hyperlink: https://github.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xp
Source: security-advisories@github.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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