Vulnerability in Meshcentral
CVE-2024-26135
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (37.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: -0.000
Affected products
- Meshcentral
- Ylianst Meshcentral — versions < 1.1.21
Weakness classification (CWE)
References
- github.com/Ylianst/MeshCentral/security/advisories/GHSA-cp68-qrhr-g9h8 (Exploit, Mitigation, Vendor Advisory)
- github.com/Ylianst/MeshCentral/commit/f2e43cc6da9f5447dbff0948e6c6024c8a315af3 (Patch)
Frequently asked questions
- What is CVE-2024-26135?
- CVE-2024-26135 is a high-severity vulnerability in Meshcentral, classified under Origin Validation Error. CVSS score: 8.3/10. Published 2024-02-20.
- How severe is CVE-2024-26135?
- High severity. CVSS v3 base score is 8.3 out of 10.