P4Verified

CVE-2021-47776: umbraco cms 8.14.1; +1 more affected products

CVE-2021-47776. CVSS 3.1 base score 5.3 (MEDIUM, Vendor/CNA). EPSS 0.00386 (percentile 0.30424), scored 2026-10-06.

Affected technology

umbraco cms · 8.14.1
umbraco

Umbraco · 8.14.1
umbraco

Description’s affected range: v8.14.1

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Attackers can craft malicious requests to the GetContextHelpForPage, GetRemoteDashboardContent, and GetRemoteDashboardCss endpoints to trigger unauthorized server-side requests to external hosts. Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality and availability impact as none; integrity impact as low.

Published 2026-10-08 17:35:08.829486+00:00

CWE: CWE-918
CCR priority: 21.3 /100 (P4)
CVSS 3.1: 5.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N · Vendor/CNA
EPSS: 0.00386 · percentile 0.30538 · 2026-10-08
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2021-47776.html