CVE-2021-20671
HIGH
7.2
CVSS Score
Published: March 10, 2021 at 09:20 AM UTC
Updated: June 17, 2026 at 03:34 AM UTC
1 product affected across 1 vendorGROWI
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Severity
HIGH7.2
Exploit prediction
EPSS 2%
Description
Invalid file validation on the upload feature in GROWI versions v4.2.2 allows a remote attacker with administrative privilege to overwrite the files on the server, which may lead to arbitrary code execution.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://jvn.jp/en/vu/JVNVU94889258/index.htmlx_refsource_MISCVendor Advisory
Source: [email protected]
https://weseek.co.jp/security/2021/03/08/vulnerability/growi-prevent-multiple-xss/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20
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