Miniflux
CVE-2023-27591
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
1DescriptionNVD
Miniflux is a feed reader. Prior to version 2.0.43, an unauthenticated user can retrieve Prometheus metrics from a publicly reachable Miniflux instance where the METRICS_COLLECTOR configuration option is enabled and METRICS_ALLOWED_NETWORKS is set to 127.0.0.1/8 (the default). A patch is available in Miniflux 2.0.43. As a workaround, set METRICS_COLLECTOR to false (default) or run Miniflux behind a trusted reverse-proxy.
AnalysisAI
Miniflux is a feed reader. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Exposure of Sensitive Information vulnerability could allow attackers to access sensitive data that should not be disclosed.
Technical ContextAI
This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. Miniflux is a feed reader. Prior to version 2.0.43, an unauthenticated user can retrieve Prometheus metrics from a publicly reachable Miniflux instance where the METRICS_COLLECTOR configuration option is enabled and METRICS_ALLOWED_NETWORKS is set to 127.0.0.1/8 (the default). A patch is available in Miniflux 2.0.43. As a workaround, set METRICS_COLLECTOR to false (default) or run Miniflux behind a trusted reverse-proxy. Affected products include: Miniflux Project Miniflux. Version information: version 2.0.43.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.
Miniflux's media proxy endpoint is vulnerable to Server-Side Request Forgery (SSRF) in versions prior to 2.2.16, allowin
Miniflux is a feed reader. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack comp
Same weakness CWE-200 – Information Exposure
View allSame technique Information Disclosure
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External POC / Exploit Code
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