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CVE-2025-62166— FreshRSS has an IDOR which allows for viewing feeds of any user and leaking tokens

Quick assessment

Affected
FreshRSS FreshRSS
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

FreshRSS是FreshRSS开源的一个免费的、可自行托管的 RSS 聚合器。 FreshRSS 1.28.0之前版本存在安全漏洞，该漏洞源于与主身份验证令牌相关的身份验证逻辑缺陷，可能导致匿名查看时绕过对其他用户订阅源的访问限制。

CVSS 7.5 · High EPSS 0.38% · P31
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I. Basic Information for CVE-2025-62166

Vulnerability Information
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Vulnerability Title
FreshRSS has an IDOR which allows for viewing feeds of any user and leaking tokens
Source: CVE Program / CVE List V5
Vulnerability Description
FreshRSS is a free, self-hostable RSS aggregator. Prior 1.28.0, a bug in the auth logic related to master authentication tokens, this restriction is bypassed. Usually only the default user's feed should be viewable if anonymous viewing is enabled, and feeds of other users should be private. This vulnerability is fixed in 1.28.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
FreshRSS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreshRSS是FreshRSS开源的一个免费的、可自行托管的 RSS 聚合器。 FreshRSS 1.28.0之前版本存在安全漏洞，该漏洞源于与主身份验证令牌相关的身份验证逻辑缺陷，可能导致匿名查看时绕过对其他用户订阅源的访问限制。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
FreshRSS FreshRSS < 1.28.0 -

II. Public POCs for CVE-2025-62166

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7425 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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Trigger conditions & impact
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Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2025-62166

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Patches & Fixes for CVE-2025-62166 (3)

Vendor Advisories for CVE-2025-62166 (1)

IV. Related Vulnerabilities

Same product: FreshRSS
Same vendor: FreshRSS
Same weakness: CWE-284

V. Comments for CVE-2025-62166

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