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GHSA-wq43-8r5p-w3mc

contao/core PHP object injection vulnerability allows for arbitrary code execution

Published
May 15, 2024
Updated
Nov 29, 2024
Affected
2 pkgs
Patched
2 / 2
Exploits
None indexed

Blast Radius

2 pkgs affected
🐘contao/core🐘contao/core

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

PHP object injection vulnerability was identified in contao/core due to untrusted data being passed to deserialize() function.

Affected Packages

2 total 2 fixed
EcosystemPackageVulnerable rangeFix
🐘Packagistcontao/core2.0.0&&< 2.11.142.11.14
🐘Packagistcontao/core3.0.0&&< 3.2.53.2.5

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for contao/core. 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. Fix

    Update contao/core to 2.11.14 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-wq43-8r5p-w3mc is resolved across your whole dependency graph.

  3. Workarounds

    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-wq43-8r5p-w3mc 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-wq43-8r5p-w3mc. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

PHP object injection vulnerability was identified in contao/core due to untrusted data being passed to `deserialize()` function.
O3 Security · Impact-Aware SCA

Is GHSA-wq43-8r5p-w3mc in your dependencies?

O3 detects GHSA-wq43-8r5p-w3mc across Packagist dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.