How severe is CVE-2020-7686?

CVE-2020-7686 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-2020-7686 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-2020-7686?

CVE-2020-7686 affects Rollup-plugin-dev-server Project Rollup-plugin-dev-server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7686?

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-2020-7686 published?

CVE-2020-7686 was published on 2020-07-25 and last updated on 2026-06-17.

CVE-2020-7686

CVE-2020-7686 is a high-severity vulnerability in Rollup-plugin-dev-server Project Rollup-plugin-dev-server 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: Rollup-plugin-dev-server Project Rollup-plugin-dev-server
Published: 2020-07-25
Last modified: 2026-06-17

Description

This affects all versions of package rollup-plugin-dev-server. There is no path sanitization in readFile operation inside the readFileFromContentBase function.

Frequently asked questions

What is CVE-2020-7686?: This affects all versions of package rollup-plugin-dev-server. There is no path sanitization in readFile operation inside the readFileFromContentBase function.
How severe is CVE-2020-7686?: CVE-2020-7686 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-2020-7686 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-2020-7686?: CVE-2020-7686 affects Rollup-plugin-dev-server Project Rollup-plugin-dev-server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7686?: 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-2020-7686 published?: CVE-2020-7686 was published on 2020-07-25 and last updated on 2026-06-17.

References

https://snyk.io/vuln/SNYK-JS-ROLLUPPLUGINDEVSERVER-590124

Affected products (1)

cpe:2.3:a:rollup-plugin-dev-server_project:rollup-plugin-dev-server:*:*:*:*:*:node.js:*:*

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →