CVE-2026-71079: Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC)

Routine

MEDIUM 6.5WATCHLISTDOWNGRADE

CVE-2026-71079 is a medium-severity flaw (CVSS 6.5) affecting mysql connector\/odbc. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. CVSS 3.1

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-08-18
Last modified	2026-10-22

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-22 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-18Published CVE record published
2026-10-22 17:09 UTCUpdated Record last modified

oracle mysql connector\/odbc DOWNGRADE

Affected: 26.7.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 26.7.0

1. Check installed version

apt-cache policy mysql-connectorodbc || rpm -q mysql-connectorodbc || mysql-connectorodbc --version

2. No fixed release: DOWNGRADE to a release before 26.7.0 (Debian / Ubuntu)

apt-cache madison mysql-connectorodbc sudo apt install mysql-connectorodbc=<VERSION_BEFORE_26.7.0> sudo apt-mark hold mysql-connectorodbc

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list mysql-connectorodbc sudo dnf downgrade mysql-connectorodbc-<VERSION_BEFORE_26.7.0> sudo dnf versionlock add mysql-connectorodbc

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · sugar-abacus · FIXED · 61-18.fc46 · FEDORA-2026-b1e9de9204 · source

sudo dnf upgrade --advisory=FEDORA-2026-b1e9de9204

Fedora ELN · selinux-policy · FIXED · 45.23-1.eln159 · FEDORA-2026-3668c969a2 · source

sudo dnf upgrade --advisory=FEDORA-2026-3668c969a2

RHEL 6 · mysql-connector-odbc · DEFERRED

RHEL 7 · mysql-connector-odbc · DEFERRED

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-71079?

mysql connector\/odbc: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-71079 being exploited?

CVE-2026-71079 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-71079 affect?

CVE-2026-71079 affects mysql connector\/odbc. Severity is medium (CVSS 6.5). Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple

How urgent is CVE-2026-71079?

Priority 35/100. On your watchlist

Software pages

MySQL vulnerabilities

Related CVEs

CVE-2026-71084 MEDIUM 6.8 DOWNGRADE Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC)
CVE-2026-71073 MEDIUM 5.5 DOWNGRADE Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC)

References

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