CVE-2025-54801
Fiber Crashes in BodyParser Due to Unvalidated Large Slice Index in Decoder in github.com/gofiber/fiber
EPSS 0.44%
Description
Fiber Crashes in BodyParser Due to Unvalidated Large Slice Index in Decoder in github.com/gofiber/fiber
How to fix CVE-2025-54801
To remediate CVE-2025-54801, upgrade the affected package to a fixed version below.
- Go/github.com/gofiber/fiber/v2—upgrade to 2.52.9 or later
- Go/github.com/gofiber/fiber/v2—upgrade to 2.52.9 or later
Is CVE-2025-54801 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.52.9
- from 0, < 2.52.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |