CVE-2021-42648 : Cross-site scripting (XSS) vulnerability exists in Coder Code-Server before 3.12

Cross-site scripting (XSS) vulnerability exists in Coder Code-Server before 3.12.0, allows attackers to execute arbitrary code via crafted URL.

Published 2022-05-11 18:15:23

Updated 2022-05-20 16:33:41

Source MITRE

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)Execute code

Products affected by CVE-2021-42648

Coder » Code-server
Versions before (<) 3.12.0
cpe:2.3:a:coder:code-server:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:P/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
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
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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: nvd@nist.gov (Primary)

https://github.com/cdr/code-server/issues/4355

Cross Site Scripting（XSS）vulnerability in code-server · Issue #4355 · coder/code-server · GitHub
Exploit;Issue Tracking;Patch;Third Party Advisory

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