How severe is CVE-2022-27115?

CVE-2022-27115 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-2022-27115 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 29% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27115?

CVE-2022-27115 affects Std42 Elfinder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-27115?

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-2022-27115 published?

CVE-2022-27115 was published on 2022-04-11 and last updated on 2026-06-17.

CVE-2022-27115

CVE-2022-27115 is a critical-severity vulnerability in Std42 Elfinder with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 29% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 29% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Std42 Elfinder
Published: 2022-04-11
Last modified: 2026-06-17

Description

In Studio-42 elFinder 2.1.60, there is a vulnerability that causes remote code execution through file name bypass for file upload.

Frequently asked questions

What is CVE-2022-27115?: In Studio-42 elFinder 2.1.60, there is a vulnerability that causes remote code execution through file name bypass for file upload.
How severe is CVE-2022-27115?: CVE-2022-27115 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-2022-27115 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 29% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27115?: CVE-2022-27115 affects Std42 Elfinder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-27115?: 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-2022-27115 published?: CVE-2022-27115 was published on 2022-04-11 and last updated on 2026-06-17.

References

https://github.com/Studio-42/elFinder/issues/3458

Affected products (1)

cpe:2.3:a:std42:elfinder:2.1.60:*:*:*:*:*:*:*

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