CVE-2021-37467
In NCH Quorum v2.03 and earlier, XSS exists via /conferencebrowseuploadfile?confid= (reflected).
CVE-2021-37467 is a medium vulnerability (CVSS 5.4) in Nchsoftware Quorum, published July 25, 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.
In NCH Quorum v2.03 and earlier, XSS exists via /conferencebrowseuploadfile?confid= (reflected).
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
NVD Score used
In NCH Quorum v2.03 and earlier, XSS exists via /conferencebrowseuploadfile?confid= (reflected).
- Record
CVE-2021-37467- 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
CVE List No score
In NCH Quorum v2.03 and earlier, XSS exists via /conferencebrowseuploadfile?confid= (reflected).
- Record
CVE-2021-37467- Updated
- 2026-11-02
EUVDEUVD-2021-24032 No score
In NCH Quorum v2.03 and earlier, XSS exists via /conferencebrowseuploadfile?confid= (reflected).
- Record
EUVD-2021-24032- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-97ch-c87j-pv6w No score
In NCH Quorum v2.03 and earlier, XSS exists via /conferencebrowseuploadfile?confid= (reflected).
In NCH Quorum v2.03 and earlier, XSS exists via /conferencebrowseuploadfile?confid= (reflected).
- Record
GHSA-97ch-c87j-pv6w- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |