CVE-2026-34318: Oracle MySQL Shell · Information Exposure
Affects Oracle MySQL ShellSource CVE Database V5
Not known to be exploited · CVSS 5.8 Medium.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 21 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 29 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Oracle CorporationMySQL Shell | Affected
| Fixed in– |
AI-suggested
Oracle's April 2026 Critical Patch Update advisory includes this vulnerability among many others but does not explicitly confirm patch availability or provide a specific fix for MySQL Shell in the provided content. Customers are strongly advised to review the Oracle advisory at https://www.oracle.com/security-alerts/cpuapr2026.html for the latest patch and remediation information. Applying the latest Critical Patch Update from Oracle promptly is recommended to mitigate this and other vulnerabilities.
Description
CVE-2026-34318 is a medium severity vulnerability in Oracle MySQL Shell versions 8.0.0 through 8.0.45, 8.4.0 through 8.4.8, and 9.0.