CVE-2026-101770: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Client programs)

This month

HIGH 8.1REMOTEWATCHLIST

CVE-2026-101770 is a high-severity flaw (CVSS 8.1) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Client programs). Supported versions that are affected are MySQL Server: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3 and 26.7.0-26.7.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks o

Why this priority

High severity
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 73%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-10-20
Last modified	2026-10-22

Publisher (CNA): Oracle

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

Timeline

2026-10-20Published CVE record published
2026-10-22 16:17 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · kwin-zones · FIXED · 1.0.13-1.fc46 · FEDORA-2026-95888f332b · source

sudo dnf upgrade --advisory=FEDORA-2026-95888f332b

Fedora ELN · nginx-mod-brotli · FIXED · 1.0.0~rc-16.eln159 · FEDORA-2026-501a6a8273 · source

sudo dnf upgrade --advisory=FEDORA-2026-501a6a8273

RHEL 10 · mysql8.4 · NO FIX YET

RHEL 6 · mysql · NOT AFFECTED

RHEL 9 · mysql · NO FIX YET

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-2026-101770?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-101770 being exploited?

CVE-2026-101770 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-2026-101770 affect?

CVE-2026-101770 affects affected software. Severity is high (CVSS 8.1). Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Client programs). Supported versions that are affected are MySQL Server: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 8.0.0-8.0.49, 8.4.0-8.4.

How urgent is CVE-2026-101770?

Priority 45/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

Software pages

MySQL vulnerabilities

References

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