freshrss-api: FreshRSS Google Reader API Exposure

2026-01-24 FreshRSS PoC Public

Description

Detected an exposed FreshRSS instance with the Google Reader API enabled, which could have allowed unauthorized access to RSS feeds and user-related data via accessible API endpoints.

PoC

id: freshrss-api

info:
  name: FreshRSS Google Reader API Exposure
  author: DhiyaneshDk
  severity: low
  description: |
    Detected an exposed FreshRSS instance with the Google Reader API enabled, which could have allowed unauthorized access to RSS feeds and user-related data via accessible API endpoints.
  reference:
    - https://freshrss.github.io/FreshRSS/en/developers/06_GoogleReader_API.html
  metadata:
    max-request: 1
    verified: true
    shodan-query: http.html:"FreshRSS"
  tags: exposure,freshrss,google,api,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/api/"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "FreshRSS API endpoints"
          - "Google Reader compatible API"
        condition: or

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100f5069a6b30103024746552c6d625fa4cc40064336453ee0b165776dc6c7c40550220506c9920b56c6780fab9a220624b95e87b4147dd45136d98bdd1cbbc10c19f64:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.
Source: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/exposures/apis/freshrss-api.yaml

References

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