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🐘 Packagist

GHSA-h86j-6h6m-qjqw

Cross-Site Request Forgery in remdex/livehelperchat

Also known asBIT-livehelperchat-2021-4049CVE-2021-4049
Published
Dec 10, 2021
Updated
Dec 2, 2024
Affected
1 pkg
Patched
None yet
Exploits
1 known

EPSS Exploitation Probability

via FIRST.org ↗
0.4%probability of exploitation in next 30 days
Lower Risk34th percentile+0.32%
0.00%0.31%0.62%0.93%0.1%0.4%Dec 25Apr 26Jun 26

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Blast Radius

1 pkg affected
🐘remdex/livehelperchat

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

Description

An attacker is able to log out a user if a logged-in user visits the attacker's website. While this cannot harm a user's account, it can be a great annoyance and is a valid CSRF.

Affected Packages

1 total
EcosystemPackageVulnerable rangeFix
🐘Packagistremdex/livehelperchatall versionsNo fix
Exploits & PoCs
1

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for remdex/livehelperchat. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Remediation status

    No patched version of remdex/livehelperchat has shipped for GHSA-h86j-6h6m-qjqw yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

  3. 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.

  4. How O3 protects you

    O3 pinpoints whether GHSA-h86j-6h6m-qjqw is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-h86j-6h6m-qjqw. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

An attacker is able to log out a user if a logged-in user visits the attacker's website. While this cannot harm a user's account, it can be a great annoyance and is a valid CSRF.
O3 Security · Impact-Aware SCA

Is GHSA-h86j-6h6m-qjqw in your dependencies?

O3 detects GHSA-h86j-6h6m-qjqw across Packagist dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.