What is CVE-2026-4330?

CVE-2026-4330 is a medium-severity vulnerability in Pr-gateway Blog2social: Social Media Auto Post & Scheduler, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-04-08.

How severe is CVE-2026-4330?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Pr-gateway Blog2social: Social Media Auto Post & Scheduler

CVE-2026-4330

The Blog2Social: Social Media Auto Post & Scheduler plugin for WordPress is vulnerable to authorization bypass through user-controlled key in all versions up to, and including, 8.8.3. This is due to the plugin's AJAX handlers failing to va…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.005 (42.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Pr-gateway Blog2social: Social Media Auto Post & Scheduler — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

Frequently asked questions

What is CVE-2026-4330?: CVE-2026-4330 is a medium-severity vulnerability in Pr-gateway Blog2social: Social Media Auto Post & Scheduler, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-04-08.
How severe is CVE-2026-4330?: Medium severity. CVSS v3 base score is 4.3 out of 10.