8000 x/vulndb: potential Go vuln in github.com/gofiber/fiber/v2: GHSA-hg3g-gphw-5hhm · Issue #3706 · golang/vulndb · GitHub
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x/vulndb: potential Go vuln in github.com/gofiber/fiber/v2: GHSA-hg3g-gphw-5hhm #3706

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GoVulnBot< 8000 /a> opened this issue May 22, 2025 · 1 comment
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x/vulndb: potential Go vuln in github.com/gofiber/fiber/v2: GHSA-hg3g-gphw-5hhm #3706

GoVulnBot opened this issue May 22, 2025 · 1 comment
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Advisory GHSA-hg3g-gphw-5hhm references a vulnerability in the following Go modules:

Module
github.com/gofiber/fiber
github.com/gofiber/fiber/v2

Description:

Summary

When using the fiber.Ctx.BodyParser to parse into a struct with range values, a panic occurs when trying to parse a negative range index

Details

fiber.Ctx.BodyParser can map flat data to nested slices using key[idx]value syntax, however when idx is negative, it causes a panic instead of returning an error stating it cannot process the data.

Since this data is user-provided, this could lead to denial of service for anyone relying on this fiber.Ctx.BodyParser functionality

Reproducing

Take a simple GoFiberV2 server which returns a JSON encoded version of the Fo...

References:

Cross references:

See doc/quickstart.md for instructions on how to triage this report.

id: GO-ID-PENDING
modules:
    - module: github.com/gofiber/fiber
      vulnerable_at: 1.14.6
    - module: github.com/gofiber/fiber/v2
      versions:
        - introduced: 2.52.6
        - fixed: 2.52.7
      vulnerable_at: 2.52.6
summary: Fiber panics when fiber.Ctx.BodyParser parses invalid range index in github.com/gofiber/fiber
cves:
    - CVE-2025-48075
ghsas:
    - GHSA-hg3g-gphw-5hhm
references:
    - advisory: https://github.com/advisories/GHSA-hg3g-gphw-5hhm
    - advisory: https://github.com/gofiber/fiber/security/advisories/GHSA-hg3g-gphw-5hhm
    - advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-48075
    - fix: https://github.com/gofiber/fiber/commit/e115c08b8f059a4a031b492aa9eef0712411853d
source:
    id: GHSA-hg3g-gphw-5hhm
    created: 2025-05-22T21:01:35.148282926Z
review_status: UNREVIEWED
@thatnealpatel thatnealpatel self-assigned this May 23, 2025
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Change https://go.dev/cl/675876 mentions this issue: data/reports: add 4 reports

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