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CVE-2021-47958— CouchCMS 2.2.1 Server-Side Request Forgery via SVG upload

CVSS 4.3 · Medium EPSS 0.03% · P7

Affected Version Matrix 1

VendorProductVersion RangeStatus
CouchCMSCouchCMS2.2.1affected
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I. Basic Information for CVE-2021-47958

Vulnerability Information
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Vulnerability Title
CouchCMS 2.2.1 Server-Side Request Forgery via SVG upload
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
CouchCMSCouchCMS 2.2.1 -

II. Public POCs for CVE-2021-47958

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III. Intelligence Information for CVE-2021-47958

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IV. Related Vulnerabilities

Same product: CouchCMS
Same vendor: CouchCMS
Same weakness: CWE-918

V. Comments for CVE-2021-47958

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