U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2025-25194

Change History

New CVE Received from GitHub, Inc. 2/10/2025 6:15:16 PM

Action Type Old Value New Value
Added Description 

								
							
							
								
							
						
								
							
								
Lemmy, a link aggregator and forum for the fediverse, is vulnerable to server-side request forgery via a dependency on activitypub_federation, a framework for ActivityPub federation in Rust. This vulnerability, which is present in versions 0.6.2 and prior of activitypub_federation and versions 0.19.8 and prior of Lemmy, allows a user to bypass any predefined hardcoded URL path or security anti-Localhost mechanism and perform an arbitrary GET request to any Host, Port and URL using a Webfinger Request. As of time of publication, a fix has not been made available.

								
								
					

					

						Added
						CVSS V3.1
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N

								
								
					

					

						Added
						CWE
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
CWE-918

								
								
					

					

						Added
						Reference
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
https://github.com/LemmyNet/lemmy/security/advisories/GHSA-7723-35v7-qcxw