CVE-2021-39433

7.5 highEPSS 8.7%

High (7.5) in biqs biqsdrive. EPSS 8.7% chance of exploitation in the next 30 days.

A local file inclusion (LFI) vulnerability exists in version BIQS IT Biqs-drive v1.83 and below when sending a specific payload as the file parameter to download/index.php. This allows the attacker to read arbitrary files from the server with the permissions of the configured web-user.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 8.7% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)
Published: 2021-10-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

biqs:biqsdrive

References

https://biqs-drive.be/
https://github.com/PinkDraconian/CVE-2021-39433/blob/main/README.md
https://biqs-drive.be/
https://github.com/PinkDraconian/CVE-2021-39433/blob/main/README.md

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