CVE-2023-51803

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

LinuxServer.io Heimdall before 2.5.7 does not prevent use of icons that have non-image data such as the "<?php ?>" substring.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-674

Affected software

No affected versions have been published.

Timeline

Published
Apr 1, 2024
Last modified
Jun 17, 2026
NVD status
Deferred

Related CVEs from 2023

CVE-2023-518047.5An issue in rymcu forest v.0.02 allows a remote attacker to obtain sensitive information via manipulation of the HTTP body URL in the com.ryCVE-2023-518056.5SQL Injection vulnerability in TDuckCLoud tduck-platform v.4.0 allows a remote attacker to obtain sensitive information via the getFormKey pCVE-2023-518065.4File Upload vulnerability in Ujcms v.8.0.2 allows a local attacker to execute arbitrary code via a crafted file.CVE-2023-518075.4Cross Site Scripting vulnerability in OFCMS v.1.14 allows a remote attacker to obtain sensitive information via a crafted payload to the titCVE-2023-51814.8The WP Discord Invite WordPress plugin before 2.5.2 does not sanitise and escape some of its settings, which could allow high privilege userCVE-2023-518107.5SQL injection vulnerability in StackIdeas EasyDiscuss v.5.0.5 and fixed in v.5.0.10 allows a remote attacker to obtain sensitive informationCVE-2023-518129.8Tenda AX3 v16.03.12.11 was discovered to contain a remote code execution (RCE) vulnerability via the list parameter at /goform/SetNetControlCVE-2023-518136.5Cross Site Request Forgery (CSRF) vulnerability in Free Open-Source Inventory Management System v.1.0 allows a remote attacker to execute arCVE-2023-51825.5Sensitive data could be exposed in logs of subiquity version 23.09.1 and earlier. An attacker in the adm group could use this information toCVE-2023-518206.8An issue in Blurams Lumi Security Camera (A31C) v.2.3.38.12558 allows a physically proximate attackers to execute arbitrary code.CVE-2023-518289.8A SQL Injection vulnerability in /admin/convert/export.class.php in PMB 7.4.7 and earlier versions allows remote unauthenticated attackers tCVE-2023-51838.8Unsafe deserialization of untrusted JSON allows execution of arbitrary code on affected releases of the Illumio PCE. Authentication to the A
CVE-2023-51803: Critical severity, CVSS 9.8 | Vulnix