CVE-2021-20671

high

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.

References

https://weseek.co.jp/security/2021/03/08/vulnerability/growi-prevent-multiple-xss/

https://jvn.jp/en/vu/JVNVU94889258/index.html

Details

Source: Mitre, NVD

Published: 2021-03-10

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.2

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.02211

Detections

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