Vulnerability in Gofiber Fiber
CVE-2026-53624
Fiber is an Express inspired web framework written in Go. Prior to 3.4.0, the helmet middleware in middleware/helmet/helmet.go never sets the Strict-Transport-Security response header even when HSTSMaxAge is configured because it checks c…
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Gofiber Fiber — versions < 3.4.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-53624?
- CVE-2026-53624 is a medium-severity vulnerability in Gofiber Fiber, classified under Cleartext Transmission of Sensitive Information. CVSS score: 4.8/10. Published 2026-07-08.
- How severe is CVE-2026-53624?
- Medium severity. CVSS v3 base score is 4.8 out of 10.