What is CVE-2026-77881?

CVE-2026-77881 is a medium-severity vulnerability in Control Web Panel, classified under SQL Injection. CVSS score: 6.2/10. Published 2026-11-02.

How severe is CVE-2026-77881?

Medium severity. CVSS v3 base score is 6.2 out of 10.

SQL Injection in Control Web Panel

CVE-2026-77881

Control Web Panel (CWP) before webpanel_version 1.30 contains a blind SQL injection vulnerability in an unauthenticated loopback API route that connects to MySQL as root, where the 'user' parameter is interpolated directly into a query against the oauth_clients table. Attackers can send crafted requests to the unauthenticated route (originally /user_panel_dashboard/, later /valid_token/) to perform time-based blind SQL injection and extract arbitrary database contents.

Vulnerability class: SQL Injection

Published 2026-11-02 · last modified 2026-11-02.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Control Web Panel

Weakness classification (CWE)

CWE-89 — SQL Injection

References

VulnCheck Blog (technical-description, exploit)
control-webpanel.com/changelog (release-notes, patch)
www.vulncheck.com/advisories/control-web-panel-cwp-blind-sql-injection-via-user… (third-party-advisory)

Frequently asked questions

What is CVE-2026-77881?: CVE-2026-77881 is a medium-severity vulnerability in Control Web Panel, classified under SQL Injection. CVSS score: 6.2/10. Published 2026-11-02.
How severe is CVE-2026-77881?: Medium severity. CVSS v3 base score is 6.2 out of 10.