How severe is GHSA-8hq2-fcqm-39hq?

GHSA-8hq2-fcqm-39hq has a CVSS score of 9.8/10, rated CRITICAL. Immediate patching is strongly recommended.

Which packages are affected by GHSA-8hq2-fcqm-39hq?

GHSA-8hq2-fcqm-39hq affects the following packages: rimrafall (npm). Ecosystems affected: npm.

How do I fix GHSA-8hq2-fcqm-39hq?

No patched version of rimrafall has shipped for GHSA-8hq2-fcqm-39hq yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

How do I detect GHSA-8hq2-fcqm-39hq in my npm dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for rimrafall, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate GHSA-8hq2-fcqm-39hq if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Is GHSA-8hq2-fcqm-39hq actively exploited in the wild?

No public exploit code has been indexed for GHSA-8hq2-fcqm-39hq yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

When was GHSA-8hq2-fcqm-39hq published, and has it been updated?

GHSA-8hq2-fcqm-39hq was published on September 2, 2020 and was last updated on September 30, 2021. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

📦

📦 npm

Not in CISA KEV

CRITICAL severity

Malicious Package in rimrafallGHSA-8hq2-fcqm-39hq

CRITICAL

GHSA-8hq2-fcqm-39hq is a critical-severity (CVSS 9.8) vulnerability in rimrafall. No vendor fix is recorded yet; mitigation options are listed below.

Published

Sep 2, 2020

Updated

Sep 30, 2021

Affected

1 pkg

Patched

None yet

Exploits

None indexed

Exploitation data as of Sep 30, 2021 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected

How broadly this vulnerability is actually deployed: weekly install volume shows current usage, a proxy for how much of the ecosystem is exposed.

rimrafallnpm

52downloads / week

Description

Version 1.0.0 of rimrafall contains malicious code as a preinstall script. The package attempts to remove all files in the system's root folder.

Recommendation

If you installed this package it is likely your machine was erased. If not, remove the package from your system and verify if any files were deleted.

Affected Packages

1 total

Ecosystem	Package	Vulnerable range	Fix
📦npm	`rimrafall`	all versions	No fix

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for rimrafall, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Remediation status
No patched version of rimrafall has shipped for GHSA-8hq2-fcqm-39hq yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.
Mitigate without a patch
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

Version 1.0.0 of `rimrafall` contains malicious code as a preinstall script. The package attempts to remove all files in the system's root folder. ## Recommendation If you installed this package it is likely your machine was erased. If not, remove the package from your system and verify if any files were deleted.

O3 Security · Impact-Aware SCA

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