CVE-2026-50562

CRITICAL

FastGPT: Untrusted PR artifacts are pushed and deployed by privileged preview workflows

Title source: cna
STIX 2.1

Description

FastGPT is a knowledge-based AI application platform. At commit 22ebfacbb43311e9b73294040ae0eb87390c6bba and earlier, artifacts built from untrusted pull request code in .github/workflows/preview-docs-build.yml and .github/workflows/preview-fastgpt-build.yml can be downloaded by privileged workflow_run jobs in .github/workflows/preview-docs-push.yml and .github/workflows/preview-fastgpt-push.yml, allowing attacker-controlled Docker images from the document/ tree or FastGPT build context to be pushed to GHCR and, for documentation previews, deployed with secrets.KUBE_CONFIG_CN.

References (1)

Core 1
Core References

Scores

CVSS v4 9.3
EPSS 0.0015
EPSS Percentile 4.8%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-266 CWE-494 CWE-829
Status published
Products (1)
labring/FastGPT <= 22ebfacbb43311e9b73294040ae0eb87390c6bba
Published Jul 15, 2026
Tracked Since Jul 15, 2026