CVE-2021-20673
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2...
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote authenticated attackers to inject an arbitrary script via unspecified vectors.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote authenticated attackers to inject an arbitrary script via unspecified vectors.
- Record
CVE-2021-20673- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/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
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote authenticated attackers to inject an arbitrary script via unspecified vectors.
- Record
CVE-2021-20673- Updated
- 2026-11-02
EUVDEUVD-2021-8091 No score
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote authenticated attackers to inject an arbitrary script via unspecified vectors.
- Record
EUVD-2021-8091- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m48w-5q6f-f285 No score
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2...
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote authenticated attackers to inject an arbitrary script via unspecified vectors.
- Record
GHSA-m48w-5q6f-f285- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Stored cross-site scripting vulnerability in Admin Page of GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote authenticated attackers to inject an arbitrary script via unspecified vectors.
- Record
CVE-2021-20673- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-20673 is a medium vulnerability (CVSS 4.8) in Weseek Growi, published March 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. No source names a fixed version.