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Vulnerabilities

Vulnerability · CVE-2025-8483

The The Discussion Board – WordPress Forum Plugin plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.5.5.

Published Oct 25, 2025 · catalog updated Apr 8, 2026 · MarketingFire Discussion Board – WordPress Forum Plugin

Last checked Oct 30, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-8483. EPSS is 0.26%. Act only if a listed version of MarketingFire Discussion Board – WordPress Forum Plugin is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.26%
Remediation
Vendor / distro source
Affected products
vendor MarketingFire Discussion Board – WordPress Forum Plugin 0 ≤2.5.5

The The Discussion Board – WordPress Forum Plugin plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.5.5. 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 authenticated attackers, with Subscriber-level access and above, 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.

  • vendor MarketingFire Discussion Board – WordPress Forum Plugin 0 ≤2.5.50 ≤2.5.5

How to fix CVE-2025-8483

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-2025-8483. EPSS is 0.26%. Act only if a listed version of MarketingFire Discussion Board – WordPress Forum Plugin is installed.

Which versions are affected?

Compare what you have installed with MarketingFire Discussion Board – WordPress Forum Plugin 0 ≤2.5.5 0 ≤2.5.5. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.26%. 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 25, 2025 · EUVD

    Detected

    The The Discussion Board – WordPress Forum Plugin plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.5.5. 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 authenticated attackers, with Subscriber-level access and above, to execute a

  2. Apr 8, 2026 · EUVD

    Updated

    The The Discussion Board – WordPress Forum Plugin plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.5.5. 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 authenticated attackers, with Subscriber-level access and above, to execute a

Sources

  • CVE.orgVulnerability recordCVE-2025-8483

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-8483

    30-day exploitation probability 0.26%

    first.org
  • EUVDVulnerability recordEUVD-2025-35923

    The The Discussion Board – WordPress Forum Plugin plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.5.5. This is due to the software allowing users to execute an action that does not properly validate a value before runnin

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 30, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 30, 2026
  • CVE.orgOct 24, 2026
  • EUVDOct 23, 2026