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Fencer Vulns
medium 6.8

CVE-2026-71084 json

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC).

published 2026-08-18 2 mo ago modified 2026-10-22 17 d ago also EUVD-2026-62029

cvss
6.8
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 6%
public exploits
0
none known

Summary

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where MySQL Connectors executes to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors and unauthorized read access to a subset of MySQL Connectors accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H).

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-71084 updated cvss 6.8

mysql-connector-odbc: MySQL Connector/ODBC: Denial of Service via unauthenticated local access

  • Red Hat Enterprise Linux 6 mysql-connector-odbc 5.1.5r1144-7.el6
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 mysql-connector-odbc 5.1.5r1144-7.el6
    affected: workaround, no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 mo ago

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Affected products

  • Oracle Corporation MySQL Connectors

Classification

Weakness

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.