Vulnerability in Gofiber Fiber
CVE-2025-48075
Fiber is an Express-inspired web framework written in Go. Starting in version 2.52.6 and prior to version 2.52.7, `fiber.Ctx.BodyParser` can map flat data to nested slices using `key[idx]value` syntax, but when idx is negative, it causes a…
EPSS: 0.004 (35.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Gofiber Fiber — versions >= 2.52.6, < 2.52.7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-48075?
- CVE-2025-48075 is a high-severity vulnerability in Gofiber Fiber, classified under Improper Validation of Array Index. CVSS score: 7.5/10. Published 2025-05-22.
- How severe is CVE-2025-48075?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2025-48075 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.