CVE-2026-46870: Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell for VS Code)

This month

HIGH 8.5WATCHLISTDOWNGRADE

CVE-2026-46870 is a high-severity flaw (CVSS 8.5) affecting mysql shell. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell for VS Code). The supported version that is affected is 2026.2.0+9.6.1. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Shell. While the vulnerability is in MySQL Shell, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result

Why this priority

High severity
On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.5 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 76%)
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 shell DOWNGRADE

Affected: 2026.2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2026.2.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2026.2.0 (Debian / Ubuntu)

apt-cache madison mysql-shell sudo apt install mysql-shell=<VERSION_BEFORE_2026.2.0> sudo apt-mark hold mysql-shell

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

dnf --showduplicates list mysql-shell sudo dnf downgrade mysql-shell-<VERSION_BEFORE_2026.2.0> sudo dnf versionlock add mysql-shell

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.

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-2026-46870?

mysql shell: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-46870 being exploited?

CVE-2026-46870 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-2026-46870 affect?

CVE-2026-46870 affects mysql shell. Severity is high (CVSS 8.5). Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell for VS Code). The supported version that is affected is 2026.2.0+9.6.1. Difficult to exploit vulnerability allows low privileged attacker with network access via m

How urgent is CVE-2026-46870?

Priority 41/100. High severity; On your watchlist

Software pages

MySQL vulnerabilities

Related CVEs

CVE-2026-46850 CRITICAL 9.9 DOWNGRADE Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell for VS Code)
CVE-2026-46871 MEDIUM 6.5 DOWNGRADE Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell for VS Code)
CVE-2026-46869 MEDIUM 6.5 UPGRADE Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell: Dump and Load)

References

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