CVE-2021-31673
A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7...
A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7 and before allows remote attackers to inject arbitrary web script or HTML via the groupId parameter.
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
A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7 and before allows remote attackers to inject arbitrary web script or HTML via the groupId parameter.
- Record
CVE-2021-31673- 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 - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7 and before allows remote attackers to inject arbitrary web script or HTML via the groupId parameter.
- Record
CVE-2021-31673- Updated
- 2026-11-02
EUVDEUVD-2021-18559 No score
A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7 and before allows remote attackers to inject arbitrary web script or HTML via the groupId parameter.
- Record
EUVD-2021-18559- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-qm46-6wfp-r2qq
A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7...
A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7 and before allows remote attackers to inject arbitrary web script or HTML via the groupId parameter.
- Record
GHSA-qm46-6wfp-r2qq- 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
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Cyclos 4.14.7 - 'groupId' DOM Based Cross-Site Scripting (XSS) | 2022-05-11 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-31673 is a medium vulnerability (CVSS 6.1) in Cyclos, published May 1, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 2.56%, the 85th percentile. No source names a fixed version.