How severe is CVE-2015-4463?

CVE-2015-4463 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-2015-4463 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4463?

CVE-2015-4463 affects Efrontlearning Efront. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-4463?

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

When was CVE-2015-4463 published?

CVE-2015-4463 was published on 2017-07-25 and last updated on 2026-06-17.

CVE-2015-4463

CVE-2015-4463 is a medium-severity vulnerability in Efrontlearning Efront 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-434.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Efrontlearning Efront
Published: 2017-07-25
Last modified: 2026-06-17

Description

The file_manager component in eFront CMS before 3.6.15.5 allows remote authenticated users to bypass intended file-upload restrictions by appending a crafted parameter to the file URL.

Frequently asked questions

What is CVE-2015-4463?: The file_manager component in eFront CMS before 3.6.15.5 allows remote authenticated users to bypass intended file-upload restrictions by appending a crafted parameter to the file URL.
How severe is CVE-2015-4463?: CVE-2015-4463 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-2015-4463 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4463?: CVE-2015-4463 affects Efrontlearning Efront. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-4463?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4463 published?: CVE-2015-4463 was published on 2017-07-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:efrontlearning:efront:*:*:*:*:*:*:*:*

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