v3.25.1
Document And Entity Information - shares
 3 Months Ended
Mar. 31, 2025
May 09, 2025
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2025  
Document Transition Report false  
Entity File Number 001-37942  
Entity Registrant Name CervoMed Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 30-0645032  
Entity Address, Address Line One 20 Park Plaza, Suite 424  
Entity Address, City or Town Boston  
Entity Address, State or Province MA  
Entity Address, Postal Zip Code 02116  
City Area Code 617  
Local Phone Number 744-4400  
Title of 12(b) Security Common Stock, par value $0.001 per share  
Trading Symbol CRVO  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   8,702,719
Entity Central Index Key 0001053691  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Amendment Flag false