Description
YetiShare File Hosting Script 5.1.0 contains a server-side request forgery vulnerability that allows attackers to read local system files through the remote file upload feature. Attackers can exploit the url parameter in the url_upload_handler endpoint to access sensitive files like /etc/passwd by using file:/// protocol.
Published: 2026-01-23
Score: 6.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Mon, 26 Jan 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Mfscripts
Mfscripts yetishare
Vendors & Products Mfscripts
Mfscripts yetishare

Fri, 23 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 23 Jan 2026 17:00:00 +0000

Type Values Removed Values Added
Description YetiShare File Hosting Script 5.1.0 contains a server-side request forgery vulnerability that allows attackers to read local system files through the remote file upload feature. Attackers can exploit the url parameter in the url_upload_handler endpoint to access sensitive files like /etc/passwd by using file:/// protocol.
Title YetiShare File Hosting Script 5.1.0 Remote File Upload SSRF Vulnerability
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L'}


Subscriptions

Mfscripts Yetishare
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-01-23T21:47:48.936Z

Reserved: 2026-01-18T12:35:05.176Z

Link: CVE-2021-47899

cve-icon Vulnrichment

Updated: 2026-01-23T21:01:35.571Z

cve-icon NVD

Status : Deferred

Published: 2026-01-23T17:16:02.120

Modified: 2026-04-15T00:35:42.020

Link: CVE-2021-47899

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-26T11:53:13Z

Weaknesses