How severe is CVE-2023-26785?

CVE-2023-26785 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-26785 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26785?

CVE-2023-26785 affects Mariadb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26785?

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

Does CVE-2023-26785 have an EU (EUVD) identifier?

Yes. CVE-2023-26785 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30578.

When was CVE-2023-26785 published?

CVE-2023-26785 was published on 2024-10-17 and last updated on 2026-06-17.

CVE-2023-26785

CVE-2023-26785 is a critical-severity vulnerability in Mariadb with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-30578
Weakness: CWE-94
Affected product: Mariadb
Published: 2024-10-17
Last modified: 2026-06-17

Description

MariaDB v10.5 was discovered to contain a remote code execution (RCE) vulnerability via UDF Code in a Shared Object File, followed by a "create function" statement. NOTE: this is disputed by the MariaDB Foundation because no privilege boundary is crossed.

Frequently asked questions

What is CVE-2023-26785?: MariaDB v10.5 was discovered to contain a remote code execution (RCE) vulnerability via UDF Code in a Shared Object File, followed by a "create function" statement. NOTE: this is disputed by the MariaDB Foundation because no privilege boundary is crossed.
How severe is CVE-2023-26785?: CVE-2023-26785 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-26785 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26785?: CVE-2023-26785 affects Mariadb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26785?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2023-26785 have an EU (EUVD) identifier?: Yes. CVE-2023-26785 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30578.
When was CVE-2023-26785 published?: CVE-2023-26785 was published on 2024-10-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mariadb:mariadb:10.5.0:*:*:*:*:*:*:*

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