How severe is CVE-2020-7687?

CVE-2020-7687 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-7687 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7687?

CVE-2020-7687 affects Fast-http Project Fast-http. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7687?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-7687 published?

CVE-2020-7687 was published on 2020-07-25 and last updated on 2026-06-17.

CVE-2020-7687

CVE-2020-7687 is a high-severity vulnerability in Fast-http Project Fast-http with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Fast-http Project Fast-http
Published: 2020-07-25
Last modified: 2026-06-17

Description

This affects all versions of package fast-http. There is no path sanitization in the path provided at fs.readFile in index.js.

Frequently asked questions

What is CVE-2020-7687?: This affects all versions of package fast-http. There is no path sanitization in the path provided at fs.readFile in index.js.
How severe is CVE-2020-7687?: CVE-2020-7687 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-7687 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7687?: CVE-2020-7687 affects Fast-http Project Fast-http. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7687?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-7687 published?: CVE-2020-7687 was published on 2020-07-25 and last updated on 2026-06-17.

References

https://snyk.io/vuln/SNYK-JS-FASTHTTP-572892

Affected products (1)

cpe:2.3:a:fast-http_project:fast-http:*:*:*:*:*:node.js:*:*

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