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VulnerabilityPublished Updated

CVE-2026-101806: Mysql 5.5 · (Vulnerability in the MySQL Connectors product of Oracle MySQL (compone ...)

Affects mysql-5.5Source GCVE Database

0
Authoritative record:CVE-2026-101806· Medium 6.8

Not known to be exploited · CVSS 6.8 Medium.

Data as of 27 Oct 2026, 08:27 UTC

CVSS 3.1 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 20 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 20.04 LTSmariadb-10.3pkg:deb/ubuntu/mariadb-10.3?arch=source&distro=focalOther threatsAffected
  • 1:10.3.17-1 – 1:10.3.39-0ubuntu0.20.04.2
15 affected builds
Fixed in–
Ubuntu Pro 18.04 LTSmysql-5.7pkg:deb/ubuntu/mysql-5.7?arch=source&distro=esm-infra/bionicOther threatsAffected
  • 5.7.19-0ubuntu1 – 5.7.44-0ubuntu0.18.04.1+esm1
28 affected builds
Fixed in–
Ubuntu Pro 16.04 LTSmysql-5.7pkg:deb/ubuntu/mysql-5.7?arch=source&distro=esm-infra/xenialOther threatsAffected
  • 5.7.11-0ubuntu4 – 5.7.44-0ubuntu0.16.04.1+esm1
36 affected builds
Fixed in–
Ubuntu 14.04 LTSmysql-5.5pkg:deb/ubuntu/mysql-5.5?arch=source&distro=trustyOther threatsAffected
  • 5.5.32-0ubuntu7 – 5.5.62-0ubuntu0.14.04.1
25 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Until a fix is confirmed, restrict network access to MySQL connectors and limit privileges to mitigate potential exploitation.

Description

A medium severity vulnerability (CVE-2026-101806) affects specific versions of MySQL 5.5 connectors in Oracle MySQL. The flaw allows an attacker with low privileges to cause high impact on confidentiality and integrity without user interaction. The vulnerability is network exploitable but requires high attack complexity. No known exploits are reported in the wild.

References

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