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High severity7.5NVD Advisory· Published Aug 10, 2021· Updated Jun 17, 2026

CVE-2021-3689

CVE-2021-3689

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
yiisoft/yii2-devPackagist	< 2.0.43	2.0.43

Affected products

3

Yiiframework/Yii
cpe:2.3:a:yiiframework:yii:*:*:*:*:*:*:*:*
Range: >=2.0.0,<2.0.43
ghsa-coords
pkg:composer/yiisoft/yii2-dev
Range: < 2.0.43
Yiisoft/Yiisoft/yii2v5
Range: unspecified

Patches

Vulnerability mechanics

References

4

github.com/yiisoft/yii2/commit/13f27e4d920a05d53236139e8b07007acd046a46nvdPatchThird Party AdvisoryWEB
huntr.dev/bounties/50aad1d4-eb00-4573-b8a4-dbe38e2c229fnvdExploitThird Party AdvisoryWEB
github.com/advisories/GHSA-hq3v-rg6f-6hx4ghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2021-3689ghsaADVISORY

News mentions

0

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