Denial of Service Vulnerability in Fiber Web Framework by GoFiber
CVE-2025-48075

7.7HIGH

Key Information:

Vendor

Gofiber

Status
Fiber
Vendor
CVE Published:
22 May 2025

What is CVE-2025-48075?

The Fiber web framework, a popular tool for building web applications in Go, contains a vulnerability in its BodyParser functionality. Versions 2.52.6 and earlier allow user-provided data to cause a panic when negative indices are used in nested slices. This unintended behavior can disrupt services relying on BodyParser, potentially leading to denial of service for applications utilizing this feature. The vulnerability has been addressed in version 2.52.7.

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Affected Version(s)

fiber >= 2.52.6, < 2.52.7

References

https://github.com/gofiber/fiber/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/gofiber/fiber/commit/e115c08b8f059a4a0...
x_refsource_MISC

CVSS V4

Score:
7.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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