How severe is CVE-2026-34319?

CVE-2026-34319 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-34319 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-34319?

CVE-2026-34319 affects Oracle Mysql. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-34319?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-34319 have an EU (EUVD) identifier?

Yes. CVE-2026-34319 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24420.

When was CVE-2026-34319 published?

CVE-2026-34319 was published on 2026-04-21 and last updated on 2026-06-17.

CVE-2026-34319

CVE-2026-34319 is a medium-severity vulnerability in Oracle Mysql with a CVSS 3.x base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-204.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-24420
Weakness: CWE-204
Affected product: Oracle Mysql
Published: 2026-04-21
Last modified: 2026-06-17

Description

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).

Frequently asked questions

What is CVE-2026-34319?: 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).
How severe is CVE-2026-34319?: CVE-2026-34319 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-34319 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-34319?: CVE-2026-34319 affects Oracle Mysql. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-34319?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-34319 have an EU (EUVD) identifier?: Yes. CVE-2026-34319 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24420.
When was CVE-2026-34319 published?: CVE-2026-34319 was published on 2026-04-21 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpuapr2026.html

Affected products (1)

cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*

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Other CWE-204 vulnerabilities

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Browse all CWE-204 vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE:

222.90.32.158 (ipv4-addr)
43.162.112.238 (ipv4-addr)
43.155.134.4 (ipv4-addr)
36.112.133.74 (ipv4-addr)
121.229.191.90 (ipv4-addr)
106.12.241.195 (ipv4-addr)
222.88.163.202 (ipv4-addr)
182.18.161.165 (ipv4-addr)