GHSA-83v7-c2cf-p9c2 — drupal/core
GHSA-83v7-c2cf-p9c2 is a CWE-754 vulnerability in drupal/core. A fix is available for drupal/core — see the affected versions and patch details below.
Drupal core allows Forceful Browsing
Exploitation Status
No confirmed exploitation observed yet
- CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
- CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.
Exploitation and automatability from CISA’s SSVC triage for GHSA-83v7-c2cf-p9c2.
EPSS Exploitation Probability
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.
Real-World Exposure
drupal/core🐘drupal/core🐘drupal/core🐘drupal/coreReal-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
Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal Drupal core allows Forceful Browsing. This issue affects Drupal core: from 8.0.0 before 10.4.9, from 10.5.0 before 10.5.6, from 11.0.0 before 11.1.9, from 11.2.0 before 11.2.8.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 🐘Packagist | drupal/core | ≥ 8.0.0&&< 10.4.9 | 10.4.9composer require drupal/core:^10.4.9 |
| 🐘Packagist | drupal/core | ≥ 10.5.0&&< 10.5.6 | 10.5.6composer require drupal/core:^10.5.6 |
| 🐘Packagist | drupal/core | ≥ 11.0.0&&< 11.1.9 | 11.1.9composer require drupal/core:^11.1.9 |
| 🐘Packagist | drupal/core | ≥ 11.2.0&&< 11.2.8 | 11.2.8composer require drupal/core:^11.2.8 |
Detection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for drupal/core, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update drupal/core to 10.4.9 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-83v7-c2cf-p9c2 is resolved across your whole dependency graph.
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.
How O3 protects you
O3 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like GHSA-83v7-c2cf-p9c2 can be triaged on real exposure rather than presence alone.
Tailored to GHSA-83v7-c2cf-p9c2. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is GHSA-83v7-c2cf-p9c2 in your dependencies?
O3 Security finds GHSA-83v7-c2cf-p9c2 across Packagist dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.