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Vulnerabilities

Vulnerability · CVE-2026-86803

Ocean Extra <= 2.6.0 - Unauthenticated Arbitrary Shortcode Execution via 'oceanwp_library' Shortcode Template

Published Oct 15, 2026 · catalog updated Oct 15, 2026 · Ocean Extra

Check if you run it

No confirmed exploitation is on record for CVE-2026-86803. EPSS is 0.22%. Act only if a listed version of Ocean Extra is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.22%
Remediation
Version ranges on file
Affected products
stated Ocean Extra · vendor oceanwp Ocean Extra

The The Ocean Extra plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

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.

  • stated Ocean Extra<= 2.6.0
  • vendor oceanwp Ocean Extraversion unspecified

How to fix CVE-2026-86803

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-2026-86803. EPSS is 0.22%. Act only if a listed version of Ocean Extra is installed.

Which versions are affected?

Compare what you have installed with Ocean Extra <= 2.6.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-94: Code Injection. EPSS 0.22%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

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

Timeline

Detection, updates, and resolution for this record.

  1. Oct 15, 2026 · NIST NVD

    Detected

    The The Ocean Extra plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

  2. Oct 15, 2026 · NIST NVD

    Updated

    The The Ocean Extra plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

  3. Oct 15, 2026 · NIST NVD

    Updated

    The The Ocean Extra plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

Sources

  • CIRCL Vulnerability LookupVulnerability recordCVE-2026-86803

    The The Ocean Extra plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it p

    vulnerability.circl.lu
  • CVE.orgVulnerability recordCVE-2026-86803

    The The Ocean Extra plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it p

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-86803

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2026-86803

    The The Ocean Extra plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it p

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.