CVE-2026-4666

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 25.9% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD analysis status

Deferred. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-04-17 02:25Z4 MO AGO

Last updated

2026-04-20 14:59Z4 MO AGO

Reserved

2026-03-23

Assigning CNA

Wordfence

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Weaknesses

• CWE-862Missing AuthorizationClass

Data version

5.2

Document digest

12039c5e86834581a9a6d4e63264f207c69ce8e578d2227f6036a167a93f8cf7

• www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/049ffab1-677d-4112-9f1d-092ee01299f1?source=cve
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/wpforo/tags/2.4.16/classes/Posts.php#L283
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/wpforo/tags/2.4.16/classes/Posts.php#L285
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/wpforo/tags/2.4.16/classes/Actions.php#L773
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/wpforo/tags/2.4.16/includes/functions.php#L532
• wordpress.orghttps://wordpress.org/plugins/wpforo/
• ti.wordfence.iohttps://ti.wordfence.io/vendors/patch/1885/download
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?old_path=%2Fwpforo/tags/2.4.16&new_path=%2Fwpforo/tags/2.4.17