How severe is CVE-2023-35840?

CVE-2023-35840 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 none, integrity high, and availability none.

Is CVE-2023-35840 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35840?

CVE-2023-35840 affects Std42 Elfinder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-35840?

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

When was CVE-2023-35840 published?

CVE-2023-35840 was published on 2023-06-19 and last updated on 2026-06-17.

CVE-2023-35840

CVE-2023-35840 is a medium-severity vulnerability in Std42 Elfinder 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: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Std42 Elfinder
Published: 2023-06-19
Last modified: 2026-06-17

Description

_joinPath in elFinderVolumeLocalFileSystem.class.php in elFinder before 2.1.62 allows path traversal in the PHP LocalVolumeDriver connector.

Frequently asked questions

What is CVE-2023-35840?: _joinPath in elFinderVolumeLocalFileSystem.class.php in elFinder before 2.1.62 allows path traversal in the PHP LocalVolumeDriver connector.
How severe is CVE-2023-35840?: CVE-2023-35840 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 none, integrity high, and availability none.
Is CVE-2023-35840 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35840?: CVE-2023-35840 affects Std42 Elfinder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-35840?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-35840 published?: CVE-2023-35840 was published on 2023-06-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:std42:elfinder:*:*:*:*:*:*:*:*

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