CVE-2022-39197

6.1 MEDIUM CISA KEV - Actively Exploited
Published: September 22, 2022 Modified: November 03, 2025
View on NVD

Description

An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7 that allowed a remote attacker to execute HTML on the Cobalt Strike teamserver. To exploit the vulnerability, one must first inspect a Cobalt Strike payload, and then modify the username field in the payload (or create a new payload with the extracted information and then modify that username field to be malformed).

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1/
Source: cve@mitre.org
Mitigation Vendor Advisory
https://www.cobaltstrike.com/blog/tag/release/
Source: cve@mitre.org
Release Notes Vendor Advisory
https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Mitigation Vendor Advisory
https://www.cobaltstrike.com/blog/tag/release/
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-39197
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.1 / 10.0
EPSS (Exploit Probability)
14.4%
94th percentile
Exploitation Status
Actively Exploited
Remediation due: 2023-04-20

Weaknesses (CWE)

CWE-79 CWE-79

Affected Vendors

helpsystems

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