[UPDATE] [high] MariaDB: Multiple vulnerabilities allow unspecified attack

highCVE-2026-48163 CVE-2026-48165 CVE-2026-49261

A remote, anonymous attacker can exploit multiple vulnerabilities in MariaDB to conduct an unspecified attack.

CSIRTS triage

vendor: MariaDB product: MariaDBOther

What: Multiple vulnerabilities allow unspecified attack.
Who is affected: A remote, anonymous attacker can exploit these vulnerabilities.
Urgency: Remediation is urgent due to the high severity of the vulnerabilities.
Action: Update to the latest version of MariaDB to mitigate the vulnerabilities.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-12
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1744

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-481630.91% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 57% of all EPSS-scored CVEs.
Moderate exploitation riskCVE-2026-481651.5% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 72% of all EPSS-scored CVEs.
Moderate exploitation riskCVE-2026-492611.6% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 73% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-48163	coverage & exploitation status	NVD · CVE.org
CVE-2026-48165	coverage & exploitation status	NVD · CVE.org
CVE-2026-49261	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

highUSN-8536-1: MariaDB vulnerabilitiesubuntu

Recent advisories for MariaDB

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownMariaDB Server Audit Plugin Comment Handling Bypassaws · 2026-08-20
mediumCVE-2026-73651: TypeORM is a TypeScript and JavaScript ORM for Node.js that supports PostgreSQL, MySQL, MariaD…nvd · 2026-08-13
highCVE-2026-18611: A flaw was found in the Data Science Pipelines Operator. This vulnerability allows an unauthen…nvd · 2026-08-10
mediumCVE-2026-35549: An issue was discovered in MariaDB Server before 11.4.10, 11.5.x through 11.8.x before 11.8.6,…msrc · 2026-08-06
medium[UPDATE] [medium] MariaDB: Multiple Vulnerabilities Allow Unspecified Attackcert-bund · 2026-08-03
highUSN-8536-1: MariaDB vulnerabilitiesubuntu · 2026-07-14