CVE-2021-22963

EPSS 1.1%CWE-601

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

14 Oct 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A redirect vulnerability in the fastify-static module version < 4.2.4 allows remote attackers to redirect users to arbitrary websites via a double slash // followed by a domain: http://localhost:3000//google.com/%2e%2e.The issue shows up on all the fastify-static applications that set redirect: true option. By default, it is false.

Affected products

n/a · https://github.com/fastify/fastify-static

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References

https://hackerone.com/reports/1354255