What is CVE-2026-30246?

CVE-2026-30246 is a medium-severity vulnerability in Gofiber Fiber, classified under CWE-436. CVSS score: 6.5/10. Published 2026-05-05.

How severe is CVE-2026-30246?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Gofiber Fiber

CVE-2026-30246

Fiber is a web framework for Go. In github.com/gofiber/fiber/v3 versions through 3.1.0, the default key generator in the cache middleware uses only the request path and does not include the query string. As a result, requests for the same…

EPSS: 0.000 (11.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Gofiber Fiber — versions >= v3.0.0-beta.2, < 3.1.0

Weakness classification (CWE)

CWE-436

References

security-advisories@github.com (Product, x_refsource_MISC)
security-advisories@github.com (Product, x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-30246?: CVE-2026-30246 is a medium-severity vulnerability in Gofiber Fiber, classified under CWE-436. CVSS score: 6.5/10. Published 2026-05-05.
How severe is CVE-2026-30246?: Medium severity. CVSS v3 base score is 6.5 out of 10.