CVE-2021-37833
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of...
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
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 exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
- Record
CVE-2021-37833- 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 exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
- Record
CVE-2021-37833- Updated
- 2026-11-02
EUVDEUVD-2021-24313 No score
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
- Record
EUVD-2021-24313- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-43cj-cr8f-9vfw No score
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of...
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
- Record
GHSA-43cj-cr8f-9vfw- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
- Record
CVE-2021-37833- 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
OSVDEBIAN-CVE-2021-37833
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
- Record
DEBIAN-CVE-2021-37833- 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
OSVUBUNTU-CVE-2021-37833
A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
- Record
UBUNTU-CVE-2021-37833- 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
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
hoteldruidDebian:12 |
before 3.0.3-1 | 3.0.3-1 |
hoteldruidUbuntu:16.04:LTS |
All versions, plus listed versions 2.1.0-12.1.3-12.1.4-12.1.4-1ubuntu12.1.4-1ubuntu2 |
None known |
hoteldruidUbuntu:18.04:LTS |
All versions, plus listed versions 2.2.1-12.2.2-1 |
None known |
hoteldruidUbuntu:20.04:LTS |
All versions, plus listed versions 2.3.2-13.0.0-13.0.1-1 |
None known |
hoteldruidUbuntu:22.04:LTS |
All versions, plus listed versions 3.0.1-13.0.3-1 |
None known |
hoteldruidUbuntu:24.04:LTS |
All versions, plus listed versions 3.0.5-13.0.6-1 |
None known |
hoteldruidUbuntu:25.10 |
All versions, plus listed versions 3.0.6-1 |
None known |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Nuclei | Hotel Druid 3.0.2 - Cross-Site Scripting | |
| PoC in GitHub | dievus/CVE-2021-37833 | 2021-08-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-37833 is a medium vulnerability (CVSS 6.1) in Digitaldruid Hoteldruid, published August 3, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 4.69%, the 91st percentile. Fixed in hoteldruid 3.0.3-1.