CVE-2021-37464
In NCH Quorum v2.03 and earlier, XSS exists via Conference Description (stored).
In NCH Quorum v2.03 and earlier, XSS exists via Conference Description (stored).
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 Conference Description (stored).
- Record
CVE-2021-37464- 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 Conference Description (stored).
- Record
CVE-2021-37464- Updated
- 2026-11-02
EUVDEUVD-2021-24029 No score
In NCH Quorum v2.03 and earlier, XSS exists via Conference Description (stored).
- Record
EUVD-2021-24029- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x45v-6f95-pwxq No score
In NCH Quorum v2.03 and earlier, XSS exists via Conference Description (stored).
In NCH Quorum v2.03 and earlier, XSS exists via Conference Description (stored).
- Record
GHSA-x45v-6f95-pwxq- 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-2021-37464 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.