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Fencer Vulns
medium 5.0

CVE-2026-34319 json

Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell: Core Client).

published 2026-04-21 6 mo ago modified 2026-10-26 13 d ago also BIT-mysql-shell-2026-34319 , EUVD-2026-24420

cvss
5.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits
0
none known

Summary

Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell: Core Client). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where MySQL Shell executes to compromise MySQL Shell. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Shell. CVSS 3.1 Base Score 5.0 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).

Patch / fix

  • bitnami mysql-shell 8.0.46, 8.4.9, 9.7.0
  • oracle mysql_shell 8.0.46, 8.4.9, 9.7.0
  • mysql-8.0 Ubuntu 22.04 LTS 8.0.46-0ubuntu0.22.04.2
  • mysql-8.0 Ubuntu 24.04 LTS 8.0.46-0ubuntu0.24.04.2
  • mysql-8.4 Ubuntu 25.10 8.4.9-0ubuntu0.25.10.1
  • mysql-8.4 Ubuntu 26.04 LTS 8.4.9-0ubuntu0.26.04.1
  • mysql-8.0 Ubuntu Pro 20.04 LTS 8.0.46-0ubuntu0.20.04.1+esm2

ubuntu advisories UBUNTU-CVE-2026-34319

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
6 mo ago

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.0 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
OSV 3.1 5.0 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
bitnami mysql-shell
<8.0.46
>=8.1.0, <8.4.9
>=9.0.0, <9.7.0
8.0.46
8.4.9
9.7.0

Affected products

  • Oracle Corporation MySQL Shell

Classification

Weakness
  • CWE-204 Observable Response Discrepancy

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.