CVE-2021-3689

high

Description

yii2 is vulnerable to Use of Predictable Algorithm in Random Number Generator

References

https://huntr.dev/bounties/50aad1d4-eb00-4573-b8a4-dbe38e2c229f

https://github.com/yiisoft/yii2/commit/13f27e4d920a05d53236139e8b07007acd046a46

Details

Source: Mitre, NVD

Published: 2021-08-10

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

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

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00509