How severe is CVE-2022-1871?

CVE-2022-1871 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-1871 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-1871?

CVE-2022-1871 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-1871?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-1871 published?

CVE-2022-1871 was published on 2022-07-27 and last updated on 2026-06-17.

CVE-2022-1871

CVE-2022-1871 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Chrome
Published: 2022-07-27
Last modified: 2026-06-17

Description

Insufficient policy enforcement in File System API in Google Chrome prior to 102.0.5005.61 allowed an attacker who convinced a user to install a malicious extension to bypass file system policy via a crafted HTML page.

Frequently asked questions

What is CVE-2022-1871?: Insufficient policy enforcement in File System API in Google Chrome prior to 102.0.5005.61 allowed an attacker who convinced a user to install a malicious extension to bypass file system policy via a crafted HTML page.
How severe is CVE-2022-1871?: CVE-2022-1871 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-1871 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-1871?: CVE-2022-1871 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-1871?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-1871 published?: CVE-2022-1871 was published on 2022-07-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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