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Vulnerabilities

Vulnerability · CVE-2015-4861

Unspecified vulnerability in Oracle MySQL Server 5.5.45 and earlier, and 5.6.26 and earlier, allows remote authenticated users to affect availability via unknown vecto…

Published Oct 21, 2015 · catalog updated Jun 17, 2026 · the affected product

Last checked Nov 1, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2015-4861. EPSS is 3.55%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Low3.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
3.55%
Remediation
Version ranges on file
Affected products
cpe opensuse/leap · cpe opensuse/opensuse · cpe oracle/mysql · cpe oracle/solaris

Unspecified vulnerability in Oracle MySQL Server 5.5.45 and earlier, and 5.6.26 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : InnoDB.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe opensuse/leap42.1
  • cpe opensuse/opensuse13.1
  • cpe opensuse/opensuse13.2
  • cpe oracle/mysql>= 5.5.0, <= 5.5.45
  • cpe oracle/mysql>= 5.6.0, <= 5.6.26
  • cpe oracle/solaris11.3

How to fix CVE-2015-4861

  • Upgrade

    CVE-2015-4861 lists a fix boundary at 5.5.45. Compare the installed build with that boundary before you change production.

  • Version check

    Affected <= 5.5.45

  • Advisory

    Open the inventory_high record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2015-4861. EPSS is 3.55%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with 42.1, 13.1, 13.2, >= 5.5.0, <= 5.5.45, >= 5.6.0, <= 5.6.26, 11.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 3.55%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 21, 2015 · Monitored products — high

    Detected

    Unspecified vulnerability in Oracle MySQL Server 5.5.45 and earlier, and 5.6.26 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : InnoDB.

  2. Jun 17, 2026 · Monitored products — high

    Updated

    Unspecified vulnerability in Oracle MySQL Server 5.5.45 and earlier, and 5.6.26 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : InnoDB.

Sources

  • Monitored products — highVendor advisoryCVE-2015-4861

    Unspecified vulnerability in Oracle MySQL Server 5.5.45 and earlier, and 5.6.26 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : InnoDB.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Monitored products — highNov 1, 2026