SQL Injection in Bluff Post

CVE-2026-89237

The Bluff Post WordPress plugin through 1.1.1 does not sanitise and escape parameters before using them as identifiers in a SQL query, allowing unauthenticated attackers to append additional SQL and extract sensitive information from the database.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (12.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 12.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-89237: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Bluff Post

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-89237?
CVE-2026-89237 is a medium-severity vulnerability in Bluff Post, classified under SQL Injection. CVSS score: 6.8/10. Published 2026-09-26.
How severe is CVE-2026-89237?
Medium severity. CVSS v3 base score is 6.8 out of 10.