changedetection.io - No Rate Limiting on /login Enables Unlimited Password Brute-Force
Priority LOW 34CWE-307Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-307.
Summary
changedetection.io's /login route checks the submitted password against a single PBKDF2-HMAC-SHA256 hash with no per-IP or per-session rate limiting, failed-attempt counter, or lockout (no rate-limiting library is present in requirements.txt).
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00266 18th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-71205
- 2026-10-03 Alias added: GHSA-vwqf-jx9p-3vgp
References
More dgtlmoon vulnerabilities
- TI-2024-21533 Server Side Template Injection in Jinja2 allows Remote Command Execution CVSS 3.1CRITICAL 10.0
- TI-2026-27619 changedetection.io has an Authentication Bypass via Decorator Ordering CVSS 3.1CRITICAL 9.8
- TI-2026-23210 changedetection.io: Zip Slip vulnerability in the backup restore functionality CVSS 4.0HIGH 8.8
- TI-2026-62554 changedetection.io through 0.60.6 SSRF via browser-step Goto URL CVSS 4.0HIGH 8.7
- TI-2026-22073 changedetection.io Vulnerable to Server-Side Request Forgery (SSRF) via Watch URLs CVSS 3.1HIGH 8.6
- TI-2024-37396 changedetection.io has Improper Input Validation Leading to LFR/Path Traversal CVSS 3.1HIGH 8.6
Sources
- CVE-2026-71205 · CVE Program
- CVE-2026-71205 · NVD
- FIRST EPSS
- GHSA-vwqf-jx9p-3vgp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences