How severe is GHSA-3cjv-4phw-gvvv?

GHSA-3cjv-4phw-gvvv has a CVSS score of 9.8/10, rated CRITICAL. Immediate patching is strongly recommended.

Which packages are affected by GHSA-3cjv-4phw-gvvv?

GHSA-3cjv-4phw-gvvv affects the following packages: getcookies (npm). Ecosystems affected: npm.

How do I fix GHSA-3cjv-4phw-gvvv?

No patched version of getcookies has shipped for GHSA-3cjv-4phw-gvvv 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-3cjv-4phw-gvvv in my npm dependencies?

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

How do I mitigate GHSA-3cjv-4phw-gvvv 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-3cjv-4phw-gvvv actively exploited in the wild?

No public exploit code has been indexed for GHSA-3cjv-4phw-gvvv 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-3cjv-4phw-gvvv published, and has it been updated?

GHSA-3cjv-4phw-gvvv was published on September 1, 2020 and was last updated on October 1, 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 getcookiesGHSA-3cjv-4phw-gvvv

CRITICAL

GHSA-3cjv-4phw-gvvv is a critical-severity (CVSS 9.8) vulnerability in getcookies. No vendor fix is recorded yet; mitigation options are listed below.

Published

Sep 1, 2020

Updated

Oct 1, 2021

Affected

1 pkg

Patched

None yet

Exploits

None indexed

Exploitation data as of Oct 1, 2021 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected

📦getcookies

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects npm packages — download data is not available via public APIs for these ecosystems.

Description

The getcookies module contained a backdoor that would allow for a remote attacker to execute arbitrary commands on the system running the malicious module.

Recommendation

This module should be uninstalled if found used within an application. In addition to removing the installed module, you will also want to evaluate your application to determine whether or not user data or systems were compromised.

Affected Packages

1 total

Ecosystem	Package	Vulnerable range	Fix
📦npm	`getcookies`	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 getcookies, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Remediation status
No patched version of getcookies has shipped for GHSA-3cjv-4phw-gvvv 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

The `getcookies` module contained a backdoor that would allow for a remote attacker to execute arbitrary commands on the system running the malicious module. ## Recommendation This module should be uninstalled if found used within an application. In addition to removing the installed module, you will also want to evaluate your application to determine whether or not user data or systems were compromised.

O3 Security · Impact-Aware SCA

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