Hi, Oleksandr! On Jan 22, Oleksandr Byelkin wrote:

revision-id: 16298d9e82eb507c5e0ca6d097e6a7016582ccbc (mariadb-10.0.33-47-g16298d9e82e) parent(s): 5e87f49a9927bf3fd0bd9af789bbdd329e4b4416 author: Oleksandr Byelkin committer: Oleksandr Byelkin timestamp: 2018-01-22 16:53:10 +0100 message:

MDEV-7533: COLUMN_JSON() doesn't escape control characters in string values

escape all charecters less or equal 0x1F (control symbols) (shorter sequence are not used to make code simple, long encoding is always legal according to the rfc4627)

ok to push Regards, Sergei Chief Architect MariaDB and security@mariadb.org