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CVE-2021-3129: Unauthenticated remote code execution via insecure file handling in debug mode

critical KEV Affects facade/ignition. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified ; listed on CISA KEV 2023-09-18.

Unauthenticated remote code execution via insecure file handling in debug mode

Package
facade/ignition Composer
Affected versions
>=2.0.0 and <2.5.2 or >=1.7.0 and <1.16.14 or >=2.5.0 and <2.5.2 or >=2.0.0 and <2.4.2 or <1.6.15 or <1.16.14
Fixed in
2.5.2, 1.16.14
Severity
critical  CVSS 9.8
Exploitation
KEV listed by CISA as actively exploited · ransomware campaigns · EPSS 100% (100.0th percentile)
Published
2021-03-29

References

CWE-94
NVD recordfacade/ignition advisories

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