8.8
HIGH
CVE-2024-26135
MeshCentral Cross-Site WebSocket Hijacking (CSWSH)
Description

MeshCentral is a full computer management web site. Versions prior to 1.1.21 a cross-site websocket hijacking (CSWSH) vulnerability within the control.ashx endpoint. This component is the primary mechanism used within MeshCentral to perform administrative actions on the server. The vulnerability is exploitable when an attacker is able to convince a victim end-user to click on a malicious link to a page hosting an attacker-controlled site. The attacker can then originate a cross-site websocket connection using client-side JavaScript code to connect to `control.ashx` as the victim user within MeshCentral. Version 1.1.21 contains a patch for this issue.

INFO

Published Date :

Feb. 20, 2024, 8:15 p.m.

Last Modified :

Jan. 16, 2025, 7:24 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2024-26135 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Meshcentral meshcentral
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-26135.

URL Resource
https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 Patch
https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 Exploit Mitigation Vendor Advisory
https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 Patch
https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 Exploit Mitigation Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-26135 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-26135 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jan. 16, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CWE NIST CWE-346
    Added CPE Configuration OR *cpe:2.3:a:meshcentral:meshcentral:*:*:*:*:*:*:*:* versions up to (excluding) 1.1.21
    Changed Reference Type https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 No Types Assigned https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 Patch
    Changed Reference Type https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 No Types Assigned https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 Patch
    Changed Reference Type https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 No Types Assigned https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 Exploit, Mitigation, Vendor Advisory
    Changed Reference Type https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 No Types Assigned https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 Exploit, Mitigation, Vendor Advisory
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3
    Added Reference https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Received by [email protected]

    Feb. 20, 2024

    Action Type Old Value New Value
    Added Description MeshCentral is a full computer management web site. Versions prior to 1.1.21 a cross-site websocket hijacking (CSWSH) vulnerability within the control.ashx endpoint. This component is the primary mechanism used within MeshCentral to perform administrative actions on the server. The vulnerability is exploitable when an attacker is able to convince a victim end-user to click on a malicious link to a page hosting an attacker-controlled site. The attacker can then originate a cross-site websocket connection using client-side JavaScript code to connect to `control.ashx` as the victim user within MeshCentral. Version 1.1.21 contains a patch for this issue.
    Added Reference GitHub, Inc. https://github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 [No types assigned]
    Added CWE GitHub, Inc. CWE-346
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-26135 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-26135 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: Jun. 10, 2025 21:26