CVE-2021-47958
Received Received - Intake
BaseFortify

Publication date: 2026-05-15

Last updated on: 2026-05-15

Assigner: VulnCheck

Description
CouchCMS 2.2.1 contains a server-side request forgery vulnerability that allows authenticated attackers to make arbitrary HTTP requests by uploading malicious SVG files. Attackers can upload SVG files containing external entity references through the browse.php endpoint to access internal services and resources.
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Meta Information
Published
2026-05-15
Last Modified
2026-05-15
Generated
2026-06-10
EPSS Evaluated
2026-06-08
NVD
CVE-2021-47958
Affected Vendors & Products
Currently, no data is known.
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-918 The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.
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