Pro Like Button < 2.0 - Unauthenticated SQLi via 'postid' Parameter (CVE-2026-89296) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-89296

Pro Like Button < 2.0 - Unauthenticated SQLi via 'postid' Parameter

Answer in brief

CVE-2026-89296 records a Unknown severity vulnerability in Pro Like Button < 2.0 - Unauthenticated SQLi via 'postid' Parameter. The current sources do not mark it as known exploited. The current feed maps Unknown/Pro Like Button (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 1, 2026Updated Oct 1, 2026Source checked Oct 1, 2026First seen by HOL Oct 1, 2026Material review Oct 1, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Unknown/Pro Like Button (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Unknown/Pro Like Buttongeneric	>=0 <2.0	2.0

Recommended response

Check inventory. Check lockfiles and deployed manifests for Unknown/Pro Like Button.
Review the reported fix. Update Unknown/Pro Like Button to 2.0 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Oct 1, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 1, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 1, 2026

Sources and claim methodology

Source referencewpscan.com

Upstream source description

The Pro Like Button WordPress plugin before 2.0 does not properly sanitize and escape a parameter before using it in a SQL query, allowing unauthenticated users to perform SQL injection attacks.

Quoted source text, attributed separately from HOL analysis.