What is CVE-2026-8787?

CVE-2026-8787 is a high-severity vulnerability in Devsabbirahmed Firebase Support & Chat Management, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-05-27.

How severe is CVE-2026-8787?

High severity. CVSS v3 base score is 8.8 out of 10.

Privilege escalation in Devsabbirahmed Firebase Support & Chat Management

CVE-2026-8787

The Firebase Support & Chat Management plugin for WordPress is vulnerable to privilege escalation in all versions up to, and including, 3.1.1. This is due to the `firebase_auth()` function authenticating the request as the WordPress user w…

Vulnerability class: Privilege Escalation

EPSS: 0.000 (14.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Devsabbirahmed Firebase Support & Chat Management — versions <= 3.1.1

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

Frequently asked questions

What is CVE-2026-8787?: CVE-2026-8787 is a high-severity vulnerability in Devsabbirahmed Firebase Support & Chat Management, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-05-27.
How severe is CVE-2026-8787?: High severity. CVSS v3 base score is 8.8 out of 10.