CVE-2021-30174
RiyaLab Co., Ltd. CloudISO - Stored XSS
RiyaLab CloudISO event item is added, special characters in specific field of time management page are not properly filtered, which allow remote authenticated attackers can inject malicious JavaScript and carry out stored XSS (Stored Cross-site scripting) attacks.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
5.4
RiyaLab Co., Ltd. CloudISO - Stored XSS
RiyaLab CloudISO event item is added, special characters in specific field of time management page are not properly filtered, which allow remote authenticated attackers can inject malicious JavaScript and carry out stored XSS (Stored Cross-site scripting) attacks.
- Record
CVE-2021-30174- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-17110
5.4
RiyaLab CloudISO event item is added, special characters in specific field of time management page are not properly filtered, which allow remote authenticated attackers can inject malicious JavaScript and carry out stored XSS (Stored Cross-site scripting) attacks.
- Record
EUVD-2021-17110- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fjjw-89w5-r963 No score
RiyaLab CloudISO event item is added, special characters in specific field of time management...
RiyaLab CloudISO event item is added, special characters in specific field of time management page are not properly filtered, which allow remote authenticated attackers can inject malicious JavaScript and carry out stored XSS (Stored Cross-site scripting) attacks.
- Record
GHSA-fjjw-89w5-r963- Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
5.4
RiyaLab CloudISO event item is added, special characters in specific field of time management page are not properly filtered, which allow remote authenticated attackers can inject malicious JavaScript and carry out stored XSS (Stored Cross-site scripting) attacks.
- Record
CVE-2021-30174- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30174 is a medium vulnerability (CVSS 5.4) in Riyalab Co., Ltd. Cloudiso, published May 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.59%, the 48th percentile. No source names a fixed version.