diff --git a/lib/token.cpp b/lib/token.cpp
index 1188a75c6f6c..d52b1f0e38e2 100644
--- a/lib/token.cpp
+++ b/lib/token.cpp
@@ -897,7 +897,7 @@ const Token * Token::findClosingBracket() const
         }
         // save named template parameter
         else if (templateParameter && depth == 1 && Token::Match(closing, "[,=]") &&
-                 closing->previous()->isName() && !Token::Match(closing->previous(), "class|typename|."))
+                 closing->previous()->isName() && !Token::Match(closing->previous(), "class|typename|.") && !Token::Match(closing->previous()->previous(), "=|::"))
             templateParameters.insert(closing->strAt(-1));
     }
 
diff --git a/test/testtoken.cpp b/test/testtoken.cpp
index 0f4e8bd0563d..4d6bbf83d7e5 100644
--- a/test/testtoken.cpp
+++ b/test/testtoken.cpp
@@ -109,6 +109,7 @@ class TestToken : public TestFixture {
         TEST_CASE(findClosingBracket);
         TEST_CASE(findClosingBracket2);
         TEST_CASE(findClosingBracket3);
+        TEST_CASE(findClosingBracket4);
 
         TEST_CASE(expressionString);
 
@@ -1190,6 +1191,16 @@ class TestToken : public TestFixture {
         ASSERT(t && Token::simpleMatch(t->findClosingBracket(), ">"));
     }
 
+    void findClosingBracket4() {
+        const SimpleTokenizer var(*this, // #12923
+                                  "template<template<class E> class T = std::vector, class U = std::vector<int>, class V = void>\n"
+                                  "class C;\n");
+        const Token *const t = Token::findsimplematch(var.tokens(), "<");
+        ASSERT(t);
+        const Token *const closing = t->findClosingBracket();
+        ASSERT(closing && closing == var.tokens()->tokAt(28));
+    }
+
     void expressionString() {
         const SimpleTokenizer var1(*this, "void f() { *((unsigned long long *)x) = 0; }");
         const Token *const tok1 = Token::findsimplematch(var1.tokens(), "*");