OctoPrint has possible file exfiltration via query parameters on upload endpoints
High-risk advisory
CVE-2026-54134
Summary
OctoPrint has possible file exfiltration via query parameters on upload endpoints
Why it matters
GitHub has published a reviewed security advisory for OctoPrint. Prioritize it with other application dependency updates.
Operator check
Check whether OctoPrint is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 7.0.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.