From 50e9ea1696600889953214943393210e59dc5a05 Mon Sep 17 00:00:00 2001
From: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>
Date: Wed, 16 Oct 2024 07:39:57 +1100
Subject: [PATCH] [8.15] [Canvas] Fix unescaped backslashes (#196311) (#196428)

# Backport

This will backport the following commits from `main` to `8.15`:
- [[Canvas] Fix unescaped backslashes
(#196311)](https://github.com/elastic/kibana/pull/196311)

<!--- Backport version: 9.4.3 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Nick
Peihl","email":"nick.peihl@elastic.co"},"sourceCommit":{"committedDate":"2024-10-15T19:05:24Z","message":"[Canvas]
Fix unescaped backslashes (#196311)\n\nFixes unescaped backslashes in
Canvas
autocomplete","sha":"7217b51452a089b808142ade04da8dafb01c180b","branchLabelMapping":{"^v9.0.0$":"main","^v8.16.0$":"8.x","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["Team:Presentation","release_note:skip","v9.0.0","backport:current-major","v7.17.25"],"title":"[Canvas]
Fix unescaped
backslashes","number":196311,"url":"https://github.com/elastic/kibana/pull/196311","mergeCommit":{"message":"[Canvas]
Fix unescaped backslashes (#196311)\n\nFixes unescaped backslashes in
Canvas
autocomplete","sha":"7217b51452a089b808142ade04da8dafb01c180b"}},"sourceBranch":"main","suggestedTargetBranches":["7.17"],"targetPullRequestStates":[{"branch":"main","label":"v9.0.0","branchLabelMappingKey":"^v9.0.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/196311","number":196311,"mergeCommit":{"message":"[Canvas]
Fix unescaped backslashes (#196311)\n\nFixes unescaped backslashes in
Canvas
autocomplete","sha":"7217b51452a089b808142ade04da8dafb01c180b"}},{"branch":"7.17","label":"v7.17.25","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"}]}]
BACKPORT-->

Co-authored-by: Nick Peihl <nick.peihl@elastic.co>
---
 .../public/components/expression_input/autocomplete.ts          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts b/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts
index be592b430f0e5..2f656e5df8466 100644
--- a/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts
+++ b/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts
@@ -438,7 +438,7 @@ function maybeQuote(value: any) {
     if (value.match(/^\{.*\}$/)) {
       return value;
     }
-    return `"${value.replace(/"/g, '\\"')}"`;
+    return `"${value.replace(/[\\"]/g, '\\$&')}"`;
   }
   return value;
 }