From f265dd9df001af0bf6a4b8f3acd39ca3844266de Mon Sep 17 00:00:00 2001
From: joel-rich <6070705+joel-rich@users.noreply.github.com>
Date: Sun, 27 Oct 2024 02:10:52 -0600
Subject: [PATCH] fix Tag filtering crashing app when tag has regex special
 character (#3725)

* fix Tag filtering crashing app when tag has regex special character

* release-notes

---------

Co-authored-by: Joel Rich <joelrich@protonmail.com>
---
 packages/loot-core/src/server/accounts/transaction-rules.ts | 4 +++-
 upcoming-release-notes/3725.md                              | 6 ++++++
 2 files changed, 9 insertions(+), 1 deletion(-)
 create mode 100644 upcoming-release-notes/3725.md

diff --git a/packages/loot-core/src/server/accounts/transaction-rules.ts b/packages/loot-core/src/server/accounts/transaction-rules.ts
index 5a986186189..3f952dcece3 100644
--- a/packages/loot-core/src/server/accounts/transaction-rules.ts
+++ b/packages/loot-core/src/server/accounts/transaction-rules.ts
@@ -468,7 +468,9 @@ export function conditionsToAQL(conditions, { recurDateBounds = 100 } = {}) {
 
         return {
           $and: tagValues.map(v => {
-            const regex = new RegExp(`(^|\\s)${v}(\\s|$)`);
+            const regex = new RegExp(
+              `(^|\\s)${v.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')}(\\s|$)`,
+            );
             return apply(field, '$regexp', regex.source);
           }),
         };
diff --git a/upcoming-release-notes/3725.md b/upcoming-release-notes/3725.md
new file mode 100644
index 00000000000..7bbfceee53c
--- /dev/null
+++ b/upcoming-release-notes/3725.md
@@ -0,0 +1,6 @@
+---
+category: Bugfix
+authors: [joel-rich]
+---
+
+fix Tag filtering crashing app when tag has regex special character