CVE-2021-47755

HIGH

7.5

Description

Oliver Library Server v5 contains a file download vulnerability that allows unauthenticated attackers to access arbitrary system files through unsanitized input in the FileServlet endpoint. Attackers can exploit the vulnerability by manipulating the 'fileName' parameter to download sensitive files from the server's filesystem.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/15/2026

Last Modified1/26/2026

Sourcenvd

Honeypot Sightings0

Affected Products

softlinkint:oliver_v5_library

Weaknesses (CWE)

CWE-22

References

https://www.exploit-db.com/exploits/50599(disclosure@vulncheck.com)

https://www.softlinkint.com/product/oliver/(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/50599(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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