CVE-2021-47853 — phppgadmin
HIGHCVE-2021-47853 is a high-severity (CVSS 8.8) vulnerability in phppgadmin/phppgadmin. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.
phpPgAdmin contains a remote command execution vulnerability
Real-World Exposure
phppgadmin/phppgadminReal-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
phpPgAdmin 7.13.0 contains a remote command execution vulnerability that allows authenticated attackers to execute arbitrary system commands through SQL query manipulation. Attackers can create a custom table, upload a malicious .txt file, and use the COPY FROM PROGRAM command to execute operating system commands with the application's privileges.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 🐘Packagist | phppgadmin/phppgadmin | all versions | No fix |
Detection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for phppgadmin/phppgadmin, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Remediation status
The records we use list no patched version of phppgadmin/phppgadmin for CVE-2021-47853. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.
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
Is CVE-2021-47853 in your dependencies?
Find it across Packagist, including transitive dependencies.