How severe is CVE-2022-41922?

CVE-2022-41922 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-41922 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-41922?

CVE-2022-41922 affects Yiiframework Yii. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-41922?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-41922 published?

CVE-2022-41922 was published on 2022-11-23 and last updated on 2026-06-17.

CVE-2022-41922

CVE-2022-41922 is a high-severity vulnerability in Yiiframework Yii with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Yiiframework Yii
Published: 2022-11-23
Last modified: 2026-06-17

Description

`yiisoft/yii` before version 1.1.27 are vulnerable to Remote Code Execution (RCE) if the application calls `unserialize()` on arbitrary user input. This has been patched in 1.1.27.

Frequently asked questions

What is CVE-2022-41922?: `yiisoft/yii` before version 1.1.27 are vulnerable to Remote Code Execution (RCE) if the application calls `unserialize()` on arbitrary user input. This has been patched in 1.1.27.
How severe is CVE-2022-41922?: CVE-2022-41922 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-41922 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-41922?: CVE-2022-41922 affects Yiiframework Yii. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-41922?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-41922 published?: CVE-2022-41922 was published on 2022-11-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:yiiframework:yii:*:*:*:*:*:*:*:*

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