CVE-2021-45812
NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS)...
NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS) vulnerability. An attacker can steal the user's session by injecting malicious JavaScript codes which leads to session hijacking.
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
NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS) vulnerability. An attacker can steal the user's session by injecting malicious JavaScript codes which leads to session hijacking.
- Record
CVE-2021-45812- 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
NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS) vulnerability. An attacker can steal the user's session by injecting malicious JavaScript codes which leads to session hijacking.
- Record
CVE-2021-45812- Updated
- 2026-11-02
EUVDEUVD-2021-32530 No score
NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS) vulnerability. An attacker can steal the user's session by injecting malicious JavaScript codes which leads to session hijacking.
- Record
EUVD-2021-32530- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r9jc-5j5w-5h63 No score
NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS)...
NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS) vulnerability. An attacker can steal the user's session by injecting malicious JavaScript codes which leads to session hijacking.
- Record
GHSA-r9jc-5j5w-5h63- 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-2021-45812 is a medium vulnerability (CVSS 6.1) in Nuuo Nvrsolo Firmware, published December 28, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.83%, the 57th percentile. No source names a fixed version.