MariaDB DoS Vulnerability - CVSS 6.5 Medium Severity
Summary
CERT-Bund issued advisory WID-SEC-2026-0972 disclosing a medium-severity denial-of-service vulnerability in MariaDB database systems. Affected versions include MariaDB prior to 11.4.10, 11.8.6, and 12.2.2, with a CVSS base score of 6.5. Remote authenticated attackers can exploit this vulnerability to conduct DoS attacks against affected installations on Linux, UNIX, and Windows platforms.
What changed
CERT-Bund published a security advisory identifying a medium-severity DoS vulnerability in MariaDB database systems affecting versions prior to 11.4.10, 11.8.6, and 12.2.2 across all major platforms. The vulnerability allows remote authenticated attackers to conduct denial-of-service attacks. Organizations running MariaDB should apply available mitigations and security patches immediately to prevent potential service disruption. Microsoft Azure Linux azl3 is also affected by this vulnerability.
What to do next
- Apply available patches to MariaDB installations
- Review and update configurations to mitigate DoS risk
- Monitor for additional updates from CERT-Bund
Archived snapshot
Apr 7, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
[WID-SEC-2026-0972] MariaDB: Schwachstelle ermöglicht Denial of Service CVSS Base Score 6.5 (mittel) CVSS Temporal Score 5.7 (mittel) Remoteangriff ja Datum 06.04.2026 Stand 07.04.2026 Mitigation ja
Betroffene Systeme
Betriebssystem
- Linux
- UNIX
- Windows
Produktbeschreibung
MariaDB ist ein relationales Datenbanksystem, das anwendungskompatibel mit MySQL ist.
Produkte
06.04.2026
- Microsoft Azure Linux azl3
MariaDB MariaDB <11.4.10
MariaDB MariaDB <11.8.6
MariaDB MariaDB <12.2.2
Angriff
Angriff
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in MariaDB ausnutzen, um einen Denial of Service Angriff durchzuführen. CVE Informationen Versionshistorie Feedback zum Advisory geben
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Source
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