CVE-2026-66451

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.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• 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

0.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 13.0% 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:N/UI:N/S:U/C:L/I:L/A:N

NVD analysis status

Deferred. NVD last modified this record on 2026-08-12.

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

2026-08-06 14:27Z29 DAYS AGO

Last updated

2026-08-06 19:22Z28 DAYS AGO

Reserved

2026-07-27

Assigning CNA

Patchstack

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-288Authentication Bypass Using an Alternate Path or ChannelBase

Data version

5.2

Document digest

fd6d27f419ee9a7f3fe997aa419c1b2370197bd3b25ae0f304095890e9dfa92a

• patchstack.comhttps://patchstack.com/database/wordpress/plugin/wp-event-solution/vulnerability/wordpress-wp-event-solution-plugin-4-1-9-broken-authentication-vulnerability?_s_id=cvevdb-entry