[3.9] bpo-5054: CGIHTTPRequestHandler.run_cgi() HTTP_ACCEPT improperly parsed (GH-23638) (GH-23657)



(cherry picked from commit da3d2abe6be9fcf18cac12ec5d7d9f1180d94b5e)


Co-authored-by: Senthil Kumaran <senthil@uthcode.com>

Automerge-Triggered-By: GH:orsenthil
3 files changed