diff --git a/python/ql/src/Security/CWE-022/PathInjection.ql b/python/ql/src/Security/CWE-022/PathInjection.ql
index 49c9ee74296..5d5561e49c3 100644
--- a/python/ql/src/Security/CWE-022/PathInjection.ql
+++ b/python/ql/src/Security/CWE-022/PathInjection.ql
@@ -4,7 +4,7 @@
  * @kind problem
  * @problem.severity error
  * @sub-severity high
- * @precision medium
+ * @precision high
  * @id py/path-injection
  * @tags correctness
  *       security
diff --git a/python/ql/src/Security/CWE-078/CommandInjection.ql b/python/ql/src/Security/CWE-078/CommandInjection.ql
index 22e3860dd38..44e9d56dda3 100755
--- a/python/ql/src/Security/CWE-078/CommandInjection.ql
+++ b/python/ql/src/Security/CWE-078/CommandInjection.ql
@@ -5,7 +5,7 @@
  * @kind problem
  * @problem.severity error
  * @sub-severity high
- * @precision medium
+ * @precision high
  * @id py/command-line-injection
  * @tags correctness
  *       security
diff --git a/python/ql/src/Security/CWE-079/ReflectedXss.ql b/python/ql/src/Security/CWE-079/ReflectedXss.ql
index aa6c5552630..dff7657a718 100644
--- a/python/ql/src/Security/CWE-079/ReflectedXss.ql
+++ b/python/ql/src/Security/CWE-079/ReflectedXss.ql
@@ -5,7 +5,7 @@
  * @kind problem
  * @problem.severity error
  * @sub-severity high
- * @precision medium
+ * @precision high
  * @id py/reflective-xss
  * @tags security
  *       external/cwe/cwe-079
diff --git a/python/ql/src/Security/CWE-089/SqlInjection.ql b/python/ql/src/Security/CWE-089/SqlInjection.ql
index 62235dfe9ce..0513bb6ba1f 100755
--- a/python/ql/src/Security/CWE-089/SqlInjection.ql
+++ b/python/ql/src/Security/CWE-089/SqlInjection.ql
@@ -4,7 +4,7 @@
  *              malicious SQL code by the user.
  * @kind problem
  * @problem.severity error
- * @precision medium
+ * @precision high
  * @id py/sql-injection
  * @tags security
  *       external/cwe/cwe-089
diff --git a/python/ql/src/Security/CWE-094/CodeInjection.ql b/python/ql/src/Security/CWE-094/CodeInjection.ql
index ef548c83ee2..12b816736eb 100644
--- a/python/ql/src/Security/CWE-094/CodeInjection.ql
+++ b/python/ql/src/Security/CWE-094/CodeInjection.ql
@@ -5,7 +5,7 @@
  * @kind problem
  * @problem.severity error
  * @sub-severity high
- * @precision medium
+ * @precision high
  * @id py/code-injection
  * @tags security
  *       external/owasp/owasp-a1
diff --git a/python/ql/src/Security/CWE-327/BrokenCryptoAlgorithm.ql b/python/ql/src/Security/CWE-327/BrokenCryptoAlgorithm.ql
index 188e43ebb8e..e4dc7855f26 100644
--- a/python/ql/src/Security/CWE-327/BrokenCryptoAlgorithm.ql
+++ b/python/ql/src/Security/CWE-327/BrokenCryptoAlgorithm.ql
@@ -3,7 +3,7 @@
  * @description Using broken or weak cryptographic algorithms can compromise security.
  * @kind problem
  * @problem.severity warning
- * @precision medium
+ * @precision high
  * @id py/weak-cryptographic-algorithm
  * @tags security
  *       external/cwe/cwe-327
diff --git a/python/ql/src/Security/CWE-502/UnsafeDeserialization.ql b/python/ql/src/Security/CWE-502/UnsafeDeserialization.ql
index 48d4ed23983..af7a906691d 100644
--- a/python/ql/src/Security/CWE-502/UnsafeDeserialization.ql
+++ b/python/ql/src/Security/CWE-502/UnsafeDeserialization.ql
@@ -5,7 +5,7 @@
  * @id py/unsafe-deserialization
  * @problem.severity error
  * @sub-severity high
- * @precision medium
+ * @precision high
  * @tags external/cwe/cwe-502
  *       security
  *       serialization