Vulnerability · Published Mar 10, 2021 · Assigned by jpcert
CVE-2021-20667
Medium 5.4
In plain English
A medium-severity security flaw in GROWI from WESEEK, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)0.7%top 47.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Stored cross-site scripting vulnerability due to inadequate CSP (Content Security Policy) configuration in GROWI versions v4.2.2 and earlier allows remote authenticated attackers to inject an arbitrary script via a specially crafted content.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| WESEEK, Inc. | GROWI | versions v4.2.2 and earlier |
References
- https://weseek.co.jp/security/2021/03/08/vulnerability/growi-prevent-multiple-xss/ x_refsource_MISC
- https://jvn.jp/en/vu/JVNVU94889258/index.html x_refsource_MISC