What is CVE-2022-27380?

CVE-2022-27380 is a high-severity vulnerability in Mariadb, classified under SQL Injection. CVSS score: 7.5/10. Published 2022-04-12.

How severe is CVE-2022-27380?

High severity. CVSS v3 base score is 7.5 out of 10.

SQL Injection in Mariadb

CVE-2022-27380

An issue in the component my_decimal::operator= of MariaDB Server v10.6.3 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.

Vulnerability class: SQL Injection

Published 2022-04-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.023 (82.3th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

Mariadb
Debian Linux — versions 10.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

jira.mariadb.org/browse/MDEV-26280 (Exploit, Issue Tracking, Vendor Advisory)
security.netapp.com/advisory/ntap-20220526-0007/ (Third Party Advisory)
lists.debian.org/debian-lts-announce/2022/09/msg00023.html (mailing-list, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2022-27380?: CVE-2022-27380 is a high-severity vulnerability in Mariadb, classified under SQL Injection. CVSS score: 7.5/10. Published 2022-04-12.
How severe is CVE-2022-27380?: High severity. CVSS v3 base score is 7.5 out of 10.