How severe is CVE-2022-40734?

CVE-2022-40734 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-40734 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40734?

CVE-2022-40734 affects Unisharp Laravel Filemanager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-40734?

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

When was CVE-2022-40734 published?

CVE-2022-40734 was published on 2022-09-14 and last updated on 2026-06-17.

CVE-2022-40734

CVE-2022-40734 is a medium-severity vulnerability in Unisharp Laravel Filemanager with a CVSS 3.x base score of 6.5. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Unisharp Laravel Filemanager
Published: 2022-09-14
Last modified: 2026-06-17

Description

UniSharp laravel-filemanager (aka Laravel Filemanager) before 2.6.4 allows download?working_dir=%2F.. directory traversal to read arbitrary files, as exploited in the wild in June 2022. This is related to league/flysystem before 2.0.0.

Frequently asked questions

What is CVE-2022-40734?: UniSharp laravel-filemanager (aka Laravel Filemanager) before 2.6.4 allows download?working_dir=%2F.. directory traversal to read arbitrary files, as exploited in the wild in June 2022. This is related to league/flysystem before 2.0.0.
How severe is CVE-2022-40734?: CVE-2022-40734 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-40734 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40734?: CVE-2022-40734 affects Unisharp Laravel Filemanager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-40734?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-40734 published?: CVE-2022-40734 was published on 2022-09-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:unisharp:laravel_filemanager:*:*:*:*:*:*:*:*

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