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authorExtReMLapin <3909752+ExtReMLapin@users.noreply.github.com>2024-03-05 17:33:08 +0100
committerGitHub <noreply@github.com>2024-03-05 18:33:08 +0200
commit3de31677d36aa4f82d4d99898902d7bcf398e666 (patch)
treeda42e8e31b5f0a706de08a5a4c99e98212f9b341
parent82cb31eb93fd19b74115e0f0133225d1dfdbfdbc (diff)
grammars : blacklists character control set (#5888)
* Prevent control characters from being served in json string * Prevent control characters from being served in json string (array)
-rw-r--r--grammars/json.gbnf2
-rw-r--r--grammars/json_arr.gbnf2
2 files changed, 2 insertions, 2 deletions
diff --git a/grammars/json.gbnf b/grammars/json.gbnf
index a9537cdf..a8a80752 100644
--- a/grammars/json.gbnf
+++ b/grammars/json.gbnf
@@ -15,7 +15,7 @@ array ::=
string ::=
"\"" (
- [^"\\] |
+ [^"\\\x7F\x00-\x1F] |
"\\" (["\\/bfnrt] | "u" [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F]) # escapes
)* "\"" ws
diff --git a/grammars/json_arr.gbnf b/grammars/json_arr.gbnf
index ef53e77a..31a3202f 100644
--- a/grammars/json_arr.gbnf
+++ b/grammars/json_arr.gbnf
@@ -24,7 +24,7 @@ array ::=
string ::=
"\"" (
- [^"\\] |
+ [^"\\\x7F\x00-\x1F] |
"\\" (["\\/bfnrt] | "u" [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F]) # escapes
)* "\"" ws