Critical severity · published Jul 15, 2026
CVE-2026-50562
FastGPT: Untrusted PR artifacts are pushed and deployed by privileged preview workflows
9.3
CVSS
0.2%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FA
FastGPT · labring
<= 22ebfacbb43311e9b73294040ae0eb87390c6bba · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-50562
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-50562
github.com
https://github.com/labring/FastGPT/security/advisories/GHSA-rvgc-2c29-g876
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