CVE-2021-30650
A reflected cross-site scripting (XSS) vulnerability in the Symantec Layer7 API Management OAuth...
A reflected cross-site scripting (XSS) vulnerability in the Symantec Layer7 API Management OAuth Toolkit (OTK) allows a remote attacker to craft a malicious URL for the OTK web UI and target OTK users with phishing attacks or other social engineering techniques. A successful attack allows injecting malicious code into the OTK web UI client application.
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 reflected cross-site scripting (XSS) vulnerability in the Symantec Layer7 API Management OAuth Toolkit (OTK) allows a remote attacker to craft a malicious URL for the OTK web UI and target OTK users with phishing attacks or other social engineering techniques. A successful attack allows injecting malicious code into the OTK web UI client application.
- Record
CVE-2021-30650- 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 reflected cross-site scripting (XSS) vulnerability in the Symantec Layer7 API Management OAuth Toolkit (OTK) allows a remote attacker to craft a malicious URL for the OTK web UI and target OTK users with phishing attacks or other social engineering techniques. A successful attack allows injecting malicious code into the OTK web UI client application.
- Record
CVE-2021-30650- Updated
- 2026-11-02
EUVDEUVD-2021-17567 No score
A reflected cross-site scripting (XSS) vulnerability in the Symantec Layer7 API Management OAuth Toolkit (OTK) allows a remote attacker to craft a malicious URL for the OTK web UI and target OTK users with phishing attacks or other social engineering techniques. A successful attack allows injecting malicious code into the OTK web UI client application.
- Record
EUVD-2021-17567- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x5vr-m7r7-gc58 No score
A reflected cross-site scripting (XSS) vulnerability in the Symantec Layer7 API Management OAuth...
A reflected cross-site scripting (XSS) vulnerability in the Symantec Layer7 API Management OAuth Toolkit (OTK) allows a remote attacker to craft a malicious URL for the OTK web UI and target OTK users with phishing attacks or other social engineering techniques. A successful attack allows injecting malicious code into the OTK web UI client application.
- Record
GHSA-x5vr-m7r7-gc58- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30650 is a medium vulnerability (CVSS 6.1) in Broadcom Layer7 Api Management Oauth Toolkit, published February 18, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.72%, the 54th percentile. No source names a fixed version.