diff --git a/npm_and_yarn/lib/dependabot/npm_and_yarn.rb b/npm_and_yarn/lib/dependabot/npm_and_yarn.rb
index 4cadade7fa..8ce4bb7869 100644
--- a/npm_and_yarn/lib/dependabot/npm_and_yarn.rb
+++ b/npm_and_yarn/lib/dependabot/npm_and_yarn.rb
@@ -160,6 +160,11 @@ module NpmAndYarn
       AUTH_ERROR: /YN0001:*.*Fatal Error: could not read Username for '(?<url>.*)': terminal prompts disabled/
     }.freeze, T::Hash[String, Regexp])
 
+    YN0001_REQ_NOT_FOUND_CODES = T.let({
+      REQUIREMENT_NOT_SATISFIED: /provides (?<dep>.*)(.*?)with version (?<ver>.*), which doesn't satisfy what (?<pkg>.*) requests/, # rubocop:disable Layout/LineLength
+      REQUIREMENT_NOT_PROVIDED: /(?<dep>.*)(.*?)doesn't provide (?<pkg>.*)(.*?), requested by (?<parent>.*)/
+    }.freeze, T::Hash[String, Regexp])
+
     class Utils
       extend T::Sig
 
@@ -212,6 +217,13 @@ def self.sanitize_resolvability_message(error_message, dependencies, yarn_lock)
               return Dependabot::PrivateSourceAuthenticationFailure.new(url)
             end
           end
+
+          YN0001_REQ_NOT_FOUND_CODES.each do |(_yn0001_key, yn0001_regex)|
+            if (msg = message.match(yn0001_regex))
+              return Dependabot::DependencyFileNotResolvable.new(msg)
+            end
+          end
+
           Dependabot::DependabotError.new(message)
         }
       },
diff --git a/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/latest_version_finder.rb b/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/latest_version_finder.rb
index 76597344e4..be83b64611 100644
--- a/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/latest_version_finder.rb
+++ b/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/latest_version_finder.rb
@@ -329,6 +329,8 @@ def fetch_npm_response
               password: password
             }
           )
+        rescue URI::InvalidURIError => e
+          raise DependencyFileNotResolvable, e.message
         end
 
         def check_npm_response(npm_response)
diff --git a/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/registry_finder.rb b/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/registry_finder.rb
index 7f4bde5144..3ad848f671 100644
--- a/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/registry_finder.rb
+++ b/npm_and_yarn/lib/dependabot/npm_and_yarn/update_checker/registry_finder.rb
@@ -90,6 +90,8 @@ def first_registry_with_dependency_details
                    Excon::Error::Socket,
                    JSON::ParserError
               nil
+            rescue URI::InvalidURIError => e
+              raise DependencyFileNotResolvable, e.message
             end&.fetch("registry")
 
           @first_registry_with_dependency_details ||= global_registry.sub(%r{/+$}, "").sub(%r{^.*?//}, "")
diff --git a/npm_and_yarn/spec/dependabot/npm_and_yarn/update_checker/latest_version_finder_spec.rb b/npm_and_yarn/spec/dependabot/npm_and_yarn/update_checker/latest_version_finder_spec.rb
index 42f6af8d13..d7eaf5eec2 100644
--- a/npm_and_yarn/spec/dependabot/npm_and_yarn/update_checker/latest_version_finder_spec.rb
+++ b/npm_and_yarn/spec/dependabot/npm_and_yarn/update_checker/latest_version_finder_spec.rb
@@ -940,6 +940,22 @@
           end
       end
     end
+
+    context "when the npm registry uri is invalid and lookup returns a bad URI error" do
+      before do
+        stub_request(:get, registry_listing_url)
+          .to_return(status: 500, body: '{"error":"bad URI(is not URI?): "https://registry.npmjs.org/\"/webpack""}')
+
+        allow(version_finder).to receive(:sleep).and_return(true)
+      end
+
+      it "raises an error" do
+        expect { version_finder.latest_version_from_registry }
+          .to raise_error do |err|
+            expect(err.class).to eq(Dependabot::DependencyFileNotResolvable)
+          end
+      end
+    end
   end
 
   describe "#latest_version_with_no_unlock" do
diff --git a/npm_and_yarn/spec/dependabot/npm_and_yarn/yarn_error_handler_spec.rb b/npm_and_yarn/spec/dependabot/npm_and_yarn/yarn_error_handler_spec.rb
index 5aa9c672a1..fc3f533963 100644
--- a/npm_and_yarn/spec/dependabot/npm_and_yarn/yarn_error_handler_spec.rb
+++ b/npm_and_yarn/spec/dependabot/npm_and_yarn/yarn_error_handler_spec.rb
@@ -210,6 +210,20 @@
       end
     end
 
+    context "when the error message contains requirement not specified error" do
+      let(:error_message) do
+        "[YN0001]: Exception error, Detail: ➤ YN0000: ┌ Resolution step" \
+          "kubernetes-dashboard@workspace:. provides @angular/core (pc7ae5) with version 16.2.1, which doesn't satisfy what codelyzer requests" # rubocop:disable Layout/LineLength
+      end
+
+      it "raises a DependencyFileNotResolvable error with the correct message" do
+        expect do
+          error_handler.handle_yarn_error(error, { yarn_lock: yarn_lock })
+        end.to raise_error(Dependabot::DependencyFileNotResolvable,
+                           "provides @angular/core (pc7ae5) with version 16.2.1, which doesn't satisfy what codelyzer requests") # rubocop:disable Layout/LineLength
+      end
+    end
+
     context "when the error message contains YN0041 response (Invalid authentication)" do
       let(:error_message) do
         "[91m➤ YN0041: │ @cadence-group/conventional-changelog-angular-" \