Miniflux 2 is an open source feed reader. Prior to version 2.2.16, Miniflux's media proxy endpoint (`GET /proxy/{encodedDigest}/{encodedURL}`) can be abused to perform Server-Side Request Forgery (SSRF). An authenticated user can cause Miniflux to generate a signed proxy URL for attacker-chosen media URLs embedded in feed entry content, including internal addresses (e.g., localhost, private RFC1918 ranges, or link-local metadata endpoints). Requesting the resulting `/proxy/...` URL makes Miniflux fetch and return the internal response. Version 2.2.16 fixes the issue.
Metrics
Affected Vendors & Products
References
History
Thu, 08 Jan 2026 18:15:00 +0000
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ssvc
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Thu, 08 Jan 2026 14:15:00 +0000
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| Description | Miniflux 2 is an open source feed reader. Prior to version 2.2.16, Miniflux's media proxy endpoint (`GET /proxy/{encodedDigest}/{encodedURL}`) can be abused to perform Server-Side Request Forgery (SSRF). An authenticated user can cause Miniflux to generate a signed proxy URL for attacker-chosen media URLs embedded in feed entry content, including internal addresses (e.g., localhost, private RFC1918 ranges, or link-local metadata endpoints). Requesting the resulting `/proxy/...` URL makes Miniflux fetch and return the internal response. Version 2.2.16 fixes the issue. | |
| Title | Miniflux Media Proxy SSRF via /proxy endpoint allows access to internal network resources | |
| Weaknesses | CWE-918 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-01-08T15:55:28.121Z
Reserved: 2026-01-05T17:24:36.928Z
Link: CVE-2026-21885
Updated: 2026-01-08T14:52:37.831Z
Status : Awaiting Analysis
Published: 2026-01-08T14:15:57.257
Modified: 2026-01-08T18:08:18.457
Link: CVE-2026-21885
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OpenCVE Enrichment
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