CVE-2026-107817

MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the mysql_json plugin assumed that imported MySQL tables contained valid MySQL binary JSON data. A specially prepared MySQL table containing invalid JSON data could cause out-of-bounds reads, information disclosure, or a server crash. This issue is fixed in versions 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2.

CVSS 3.1

4.4CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

EPSS

0.2% chance of exploitation in the next 30 days; higher than 4% of CVEs (scores of 2026-10-25)

CWE

CWE-125

Published

2026-10-09

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• mariadb:mariadb

References

• https://github.com/MariaDB/server/commit/851f52470d470a96a66e0b7e5599f3b6c2e45907
• https://github.com/MariaDB/server/releases/tag/mariadb-10.11.19
• https://github.com/MariaDB/server/releases/tag/mariadb-10.6.28
• https://github.com/MariaDB/server/releases/tag/mariadb-11.4.13
• https://github.com/MariaDB/server/releases/tag/mariadb-11.8.9

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