How severe is CVE-2022-27445?

CVE-2022-27445 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-27445 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27445?

CVE-2022-27445 primarily affects Mariadb. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-27445?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-27445 published?

CVE-2022-27445 was published on 2022-04-14 and last updated on 2026-06-17.

CVE-2022-27445

CVE-2022-27445 is a high-severity vulnerability in Mariadb with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mariadb
Published: 2022-04-14
Last modified: 2026-06-17

Description

MariaDB Server v10.9 and below was discovered to contain a segmentation fault via the component sql/sql_window.cc.

Frequently asked questions

What is CVE-2022-27445?: MariaDB Server v10.9 and below was discovered to contain a segmentation fault via the component sql/sql_window.cc.
How severe is CVE-2022-27445?: CVE-2022-27445 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-27445 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27445?: CVE-2022-27445 primarily affects Mariadb. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-27445?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-27445 published?: CVE-2022-27445 was published on 2022-04-14 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

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