fix: Escape regex char in entity name

amitguptagwl · amitguptagwl · commit 943ef0eb1b2d · 2026-02-08T16:23:28.000+05:30
diff --git a/src/xmlparser/OrderedObjParser.js b/src/xmlparser/OrderedObjParser.js
@@ -77,8 +77,9 @@ function addExternalEntities(externalEntities){
   const entKeys = Object.keys(externalEntities);
   for (let i = 0; i < entKeys.length; i++) {
     const ent = entKeys[i];
+    const escaped = ent.replace(/[.\-+*:]/g, '\\.');
     this.lastEntities[ent] = {
-       regex: new RegExp("&"+ent+";","g"),
+       regex: new RegExp("&"+escaped+";","g"),
        val : externalEntities[ent]
     }
   }

Original file line number	Diff line number	Diff line change
`@@ -77,8 +77,9 @@ function addExternalEntities(externalEntities){`
`77`	`77`	`const entKeys = Object.keys(externalEntities);`
`78`	`78`	`for (let i = 0; i < entKeys.length; i++) {`
`79`	`79`	`const ent = entKeys[i];`
	`80`	`+ const escaped = ent.replace(/[.\-+*:]/g, '\\.');`
`80`	`81`	`this.lastEntities[ent] = {`
`81`		`- regex: new RegExp("&"+ent+";","g"),`
	`82`	`+ regex: new RegExp("&"+escaped+";","g"),`
`82`	`83`	`val : externalEntities[ent]`
`83`	`84`	`}`
`84`	`85`	`}`