How severe is CVE-2022-47945?

CVE-2022-47945 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-2022-47945 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-47945?

CVE-2022-47945 affects Thinkphp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-47945?

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-2022-47945 published?

CVE-2022-47945 was published on 2022-12-23 and last updated on 2026-06-17.

CVE-2022-47945

CVE-2022-47945 is a critical-severity vulnerability in Thinkphp with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 16% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 16% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Thinkphp
Published: 2022-12-23
Last modified: 2026-06-17

Description

ThinkPHP Framework before 6.0.14 allows local file inclusion via the lang parameter when the language pack feature is enabled (lang_switch_on=true). An unauthenticated and remote attacker can exploit this to execute arbitrary operating system commands, as demonstrated by including pearcmd.php.

Frequently asked questions

What is CVE-2022-47945?: ThinkPHP Framework before 6.0.14 allows local file inclusion via the lang parameter when the language pack feature is enabled (lang_switch_on=true). An unauthenticated and remote attacker can exploit this to execute arbitrary operating system commands, as demonstrated by including pearcmd.php.
How severe is CVE-2022-47945?: CVE-2022-47945 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-2022-47945 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-47945?: CVE-2022-47945 affects Thinkphp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-47945?: 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-2022-47945 published?: CVE-2022-47945 was published on 2022-12-23 and last updated on 2026-06-17.

References

Affected products (1)

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

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