How severe is CVE-2022-38352?

CVE-2022-38352 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-38352 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-38352?

CVE-2022-38352 affects Thinkphp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-38352?

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

When was CVE-2022-38352 published?

CVE-2022-38352 was published on 2022-09-15 and last updated on 2026-06-17.

CVE-2022-38352

CVE-2022-38352 is a critical-severity vulnerability in Thinkphp with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 20% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 20% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Thinkphp
Published: 2022-09-15
Last modified: 2026-06-17

Description

ThinkPHP v6.0.13 was discovered to contain a deserialization vulnerability via the component League\Flysystem\Cached\Storage\Psr6Cache. This vulnerability allows attackers to execute arbitrary code via a crafted payload.

Frequently asked questions

What is CVE-2022-38352?: ThinkPHP v6.0.13 was discovered to contain a deserialization vulnerability via the component League\Flysystem\Cached\Storage\Psr6Cache. This vulnerability allows attackers to execute arbitrary code via a crafted payload.
How severe is CVE-2022-38352?: CVE-2022-38352 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-38352 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-38352?: CVE-2022-38352 affects Thinkphp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-38352?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-38352 published?: CVE-2022-38352 was published on 2022-09-15 and last updated on 2026-06-17.

References

https://github.com/top-think/framework/issues/2749

Affected products (1)

cpe:2.3:a:thinkphp:thinkphp:6.0.13:*:*:*:*:*:*:*

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