Document and Entity Information - shares	6 Months Ended
	Mar. 31, 2020	May 05, 2020
Document And Entity Information
Entity Registrant Name	CEL SCI CORP
Entity Central Index Key	0000725363
Document Type	10-Q/A
Document Period End Date	Mar. 31, 2020
Amendment Flag	true
Amendment Description	This amended 10-Q is filed to correct the manner in which the Company accounted for the adoption of ASC 842. See Note I. Restatement, to the accompanying financial statements, for further information.
Current Fiscal Year End Date	--09-30
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Accelerated Filer
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Shell Company	false
Entity Interactive Data Current	Yes
Entity Incorporation, State or Country Code	CO
Entity File Number	001-11889
Entity Common Stock, Shares Outstanding		37,633,894
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2020