A flaw has been found in perfree go-fastdfs-web up to 1.3.7. Affected is the function checkServer of the file /install/checkServer of the component Installation Endpoint. Executing a manipulation can lead to server-side request forgery. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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Fixes

Solution

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Workaround

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History

Mon, 08 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sat, 06 Jun 2026 16:45:00 +0000

Type Values Removed Values Added
Description A flaw has been found in perfree go-fastdfs-web up to 1.3.7. Affected is the function checkServer of the file /install/checkServer of the component Installation Endpoint. Executing a manipulation can lead to server-side request forgery. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title perfree go-fastdfs-web Installation Endpoint checkServer server-side request forgery
First Time appeared Perfree
Perfree go-fastdfs-web
Weaknesses CWE-918
CPEs cpe:2.3:a:perfree:go-fastdfs-web:*:*:*:*:*:*:*:*
Vendors & Products Perfree
Perfree go-fastdfs-web
References
Metrics cvssV2_0

{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 7.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

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


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-06-08T13:13:48.282Z

Reserved: 2026-06-05T22:12:51.217Z

Link: CVE-2026-11437

cve-icon Vulnrichment

Updated: 2026-06-08T13:13:44.004Z

cve-icon NVD

Status : Deferred

Published: 2026-06-06T17:16:41.557

Modified: 2026-06-08T14:57:14.757

Link: CVE-2026-11437

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-06T19:00:12Z

Weaknesses