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Medium 6.9

FrankenPHP 1.5.0 before 1.13.0 Cross-Request Environment Leakage via putenv

CVE-2026-128026 First seen on SecPulse

Summary

FrankenPHP from 1.5.0 before 1.13.0 contains an incomplete environment sandbox vulnerability in which putenv writes to the process-wide OS environment via os.Setenv, leaking values across concurrent requests. Attackers reaching a request path that spawns child processes with the default environment...

Affected packages

PackageAffected → Fixed
phpfrankenphp
≥ 1.5.0, < 1.13.0→ 1.13.0
Original description The description as published by the source.

FrankenPHP from 1.5.0 before 1.13.0 contains an incomplete environment sandbox vulnerability in which putenv writes to the process-wide OS environment via os.Setenv, leaking values across concurrent requests. Attackers reaching a request path that spawns child processes with the default environment through proc_open or exec can read secrets such as database passwords set by other requests.

Source: CVE.org (CVE Program・cvelistV5) NVD

References

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