CVE-2023-6146
Stored XSS Vulnerability in QualysGuard VM/PC
A Qualys web application was found to have a stored XSS vulnerability resulting from the absence of HTML encoding in the presentation of logging information to users. This vulnerability allowed a user with login access to the application to introduce XSS payload via browser details.
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
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Stored XSS Vulnerability in QualysGuard VM/PC
A Qualys web application was found to have a stored XSS vulnerability resulting from the absence of HTML encoding in the presentation of logging information to users. This vulnerability allowed a user with login access to the application to introduce XSS payload via browser details.
- Record
CVE-2023-6146- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2023-58400
A Qualys web application was found to have a stored XSS vulnerability resulting from the absence of HTML encoding in the presentation of logging information to users. This vulnerability allowed a user with login access to the application to introduce XSS payload via browser details.
- Record
EUVD-2023-58400- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-49rv-22xj-r3r3
A Qualys web application was found to have a stored XSS vulnerability resulting from the absence...
A Qualys web application was found to have a stored XSS vulnerability resulting from the absence of HTML encoding in the presentation of logging information to users. This vulnerability allowed a user with login access to the application to introduce XSS payload via browser details.
- Record
GHSA-49rv-22xj-r3r3- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
A Qualys web application was found to have a stored XSS vulnerability resulting from the absence of HTML encoding in the presentation of logging information to users. This vulnerability allowed a user with login access to the application to introduce XSS payload via browser details.
- Record
CVE-2023-6146- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N - 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
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-2023-6146 is a medium vulnerability (CVSS 5.7) in Qualys Qualysguard, published December 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.