🛡️ CVE-2022-21650
🟠 CVSS 7.6 — High ⚠️ Exploit Public CWE-79 NVD
7.6
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Convos is an open source multi-user chat that runs in a web browser. You can't use SVG extension in Convos' chat window, but you can upload a file with an .html extension. By uploading an SVG file with an html extension the upload filter can be bypassed. This causes Stored XSS. Also, after uploading a file the XSS attack is triggered upon a user viewing the file. Through this vulnerability, an attacker is capable to execute malicious scripts. Users are advised to update as soon as possible.

Details

Severity HIGH
CVSS Score 7.6
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
CWE CWE-79
Public Exploit ⚠️ Yes
Source NVD
Published 2022-01-04
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
convos 6.48 6.52

References

Exploit, Issue Tracking, Patch, Third Party Advisory https://www.huntr.dev/bounties/ae424798-de01-4972-b73b-2db674f82368/
Exploit, Issue Tracking, Patch, Third Party Advisory https://www.huntr.dev/bounties/ae424798-de01-4972-b73b-2db674f82368/

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