CVE-2023-50461 — directmailteam/direct-mail
HIGHCVE-2023-50461 is a high-severity (CVSS 8.8) CWE-863 vulnerability in directmailteam/direct-mail. A fix is available for directmailteam/direct-mail — see the affected versions and patch details below.
Configuration Injection in extension "Direct Mail" (direct_mail)
Exploitation Status
No confirmed exploitation observed yet
- A successful exploit gives an attacker total control of the affected component, not partial access.
- 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 CVE-2023-50461.
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.
How urgent is this, really
CVE-2023-50461 plotted by exploitation likelihood (EPSS) against impact (CVSS). The shaded corner — EPSS 50%+ and CVSS 7.0+ — is where this CVE doesn't sit, though severity or exploitability alone can still warrant action.
Where this sits among everything scored
Of 378,567 CVEs with a current EPSS score, this one falls in the < 10% band (highlighted). Real counts from FIRST.org, not a sample — log-scaled since the landscape is heavily right-skewed.
Real-World Exposure
directmailteam/direct-mail🐘directmailteam/direct-mail🐘directmailteam/direct-mailReal-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 issue was discovered in the direct_mail (aka Direct Mail) extension through 9.5.1 for TYPO3. The Configuration backend module of the extension allows an authenticated user to write to an arbitrary TSConfig page for folders configured as Direct Mail. Exploiting this may lead to Configuration Injection (TYPO3 10.4 and above) and to Arbitrary Code Execution (TYPO3 9.5 and below). A valid backend user account, with access to the Direct Mail Configuration backend module, is needed to exploit this.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 🐘Packagist | directmailteam/direct-mail | ≥ 8.0.0&&< 9.5.2 | 9.5.2composer require directmailteam/direct-mail:^9.5.2 |
| 🐘Packagist | directmailteam/direct-mail | ≥ 7.0.0&&< 7.0.3 | 7.0.3composer require directmailteam/direct-mail:^7.0.3 |
| 🐘Packagist | directmailteam/direct-mail | all versions | 6.0.3composer require directmailteam/direct-mail:^6.0.3 |
Detection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for directmailteam/direct-mail, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update directmailteam/direct-mail to 9.5.2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2023-50461 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 CVE-2023-50461 can be triaged on real exposure rather than presence alone.
Tailored to CVE-2023-50461. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2023-50461 in your dependencies?
O3 Security finds CVE-2023-50461 across Packagist dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.