CVE-2022-39197
An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7...
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).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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).
- Record
CVE-2022-39197- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List
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).
- Record
CVE-2022-39197- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2022-41742
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).
- Record
EUVD-2022-41742- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-9jq3-pg7g-c4wc
An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7...
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).
- Record
GHSA-9jq3-pg7g-c4wc- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CISA KEV No score
Fortra Cobalt Strike Teamserver Cross-Site Scripting (XSS) Vulnerability
Fortra Cobalt Strike contains a cross-site scripting (XSS) vulnerability in Teamserver that would allow an attacker to set a malformed username in the Beacon configuration, allowing them to execute code remotely.
- Record
CVE-2022-39197- Weakness
- CWE-20, CWE-79
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | safe3s/CVE-2022-39197 | 2022-09-21 |
| PoC in GitHub | burpheart/cve-2022-39197 | 2022-09-22 |
| PoC in GitHub | zeoday/cobaltstrike4.5_cdf-1 | 2022-09-22 |
| PoC in GitHub | xzajyjs/CVE-2022-39197-POC | 2022-09-23 |
| PoC in GitHub | purple-WL/Cobaltstrike-RCE-CVE-2022-39197 | 2022-09-24 |
| PoC in GitHub | yqcs/CSPOC | 2022-09-24 |
| PoC in GitHub | burpheart/CVE-2022-39197-patch | 2022-09-26 |
| PoC in GitHub | lovechoudoufu/about_cobaltstrike4.5_cdf | 2022-09-26 |
| PoC in GitHub | hluwa/cobaltstrike_swing_xss2rce | 2022-09-27 |
| PoC in GitHub | 4nth0ny1130/CVE-2022-39197-fix_patch | 2022-10-09 |
Show 5 moreShow less
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | its-arun/CVE-2022-39197 | 2022-10-14 |
| PoC in GitHub | TheCryingGame/CVE-2022-39197-RCE | 2022-10-22 |
| PoC in GitHub | adeljck/CVE-2022-39197 | 2022-11-24 |
| PoC in GitHub | xiao-zhu-zhu/pig_CS4.4 | 2023-04-28 |
| PoC in GitHub | Romanc9/Gui-poc-test | 2023-12-03 |
History
| Recorded | Changed | Sources |
|---|---|---|
| exploitation, exploits | ||
| first indexed | CVE List, EUVD, GitHub Advisories, CISA KEV, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-39197 is a medium vulnerability (CVSS 6.1) in Fortra Cobalt Strike, published September 22, 2022. CISA lists it as known to be exploited, since March 30, 2023. EUVD reports exploitation since March 30, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 44.1%, the 98th percentile. No source names a fixed version.