Vulnerability Details : CVE-2022-39333
Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application. It is recommended that the Nextcloud Desktop client is upgraded to 3.6.1. There are no known workarounds for this issue.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2022-39333
- cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-39333
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 34 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-39333
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST | |
|
4.6
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N |
2.1
|
2.5
|
GitHub, Inc. |
CWE ids for CVE-2022-39333
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: security-advisories@github.com (Primary)
References for CVE-2022-39333
-
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-92p9-x79h-2mj8
XSS in Desktop Client in call notification popup · Advisory · nextcloud/security-advisories · GitHubThird Party Advisory
-
https://hackerone.com/reports/1711847
HackerOneExploit;Third Party Advisory
-
https://github.com/nextcloud/desktop/pull/4972
Ensure strings in main window QML are presented as plain text and not HTML by claucambra · Pull Request #4972 · nextcloud/desktop · GitHubPatch;Third Party Advisory
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