Cross-site scripting in WESEEK, Inc. GROWI
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting vulnerability due to the inadequate tag sanitization in GROWI versions v4.2.19 and earlier allows remote attackers to execute an arbitrary script on the web browser of the user who accesses a specially crafted page.
Why it matters now
EPSS 0.00754 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| WESEEK, Inc. | GROWI | up to v4.2.19 | — | No fix listed | CNA |
- GROWI VendorWESEEK, Inc. Affected up to v4.2.19 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:weseek:growi:*:*:*:*:*:*:*:* | up to 4.2.19 | Vulnerable | WESEEK, Inc. |
- cpe:2.3:a:weseek:growi:*:*:*:*:*:*:*:* Versions up to 4.2.19 Vulnerable ·WESEEK, Inc.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-20829
- 2026-10-03 Alias added: GHSA-xjjw-7hwm-mx4p
References
More WESEEK, Inc. Growi vulnerabilities
- TI-2021-03962 Injection in WESEEK, Inc. GROWI CVSS 3.1CRITICAL 9.1
- TI-2019-04258 Cross-site request forgery in WESEEK, Inc. GROWI CVSS 3.0HIGH 8.8
- TI-2020-04644 Path traversal in WESEEK, Inc. GROWI CVSS 3.1HIGH 7.5
- TI-2020-04643 Improper input validation in WESEEK, Inc. GROWI CVSS 3.1HIGH 7.5
- TI-2021-03896 Improper access control vulnerability in GROWI versions v4.2.2 and earlier allows a… CVSS 3.1HIGH 7.5
- TI-2020-04637 Information disclosure in WESEEK, Inc. GROWI CVSS 3.1HIGH 7.5
Sources
- CVE-2021-20829 · CVE Program
- CVE-2021-20829 · NVD
- FIRST EPSS
- GHSA-xjjw-7hwm-mx4p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences