CVE-2026-46860: Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General)

This month

CRITICAL 9.8REMOTEWATCHLISTUPGRADE

CVE-2026-46860 is a critical-severity flaw (CVSS 9.8) affecting mysql router. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General). Supported versions that are affected are 9.0.0-9.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise MySQL Router. Successful attacks of this vulnerability can result in takeover of MySQL Router. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-06-17
Last modified	2026-10-25

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-17 10:54 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

oracle mysql router UPGRADE

Affected: >= 9.0.0 and <= 9.7.0

Fixed in: newer than 9.7.0

Safe to downgrade to: a release before 9.0.0

1. Check installed version

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

2. UPGRADE to newer than 9.7.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mysql-router

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mysql-router

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 9.0.0 (Debian / Ubuntu)

apt-cache madison mysql-router sudo apt install mysql-router=<VERSION_BEFORE_9.0.0> sudo apt-mark hold mysql-router

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list mysql-router sudo dnf downgrade mysql-router-<VERSION_BEFORE_9.0.0> sudo dnf versionlock add mysql-router

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

Fedora 46 · mingw-qt5-qtwebkit · FIXED · 5.212.0-0.46.alpha4.fc46 · FEDORA-2026-46ae541c22 · source

sudo dnf upgrade --advisory=FEDORA-2026-46ae541c22

Fedora ELN · kdominate · FIXED · 26.08.2-2.eln159 · FEDORA-2026-b1d98239fd · source

sudo dnf upgrade --advisory=FEDORA-2026-b1d98239fd

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-2026-46860?

mysql router: upgrade to newer than 9.7.0. Exact commands for each OS are on this page.

Is CVE-2026-46860 being exploited?

CVE-2026-46860 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-2026-46860 affect?

CVE-2026-46860 affects mysql router. Severity is critical (CVSS 9.8). Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General). Supported versions that are affected are 9.0.0-9.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to

How urgent is CVE-2026-46860?

Priority 57/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action; On your watchlist

Software pages

MySQL vulnerabilities

Related CVEs

CVE-2026-46862 HIGH 7.5 UPGRADE Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General)
CVE-2026-60314 HIGH 7.5 UPGRADE Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General)
CVE-2026-60725 HIGH 7.4 UPGRADE Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General)

References

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