Joshua Ginsberg avatar Joshua Ginsberg committed 24fcc35

Fixed security bug in YAML emitter; H/T db@d1b.org

Comments (0)

Files changed (1)

piston/emitters.py

 
 if yaml:  # Only register yaml if it was import successfully.
     Emitter.register('yaml', YAMLEmitter, 'application/x-yaml; charset=utf-8')
-    Mimer.register(lambda s: dict(yaml.load(s)), ('application/x-yaml',))
+    Mimer.register(lambda s: dict(yaml.safe_load(s)), ('application/x-yaml',))
 
 class PickleEmitter(Emitter):
     """
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.