TI-2026-63499 Aliases CVE-2026-95270 GHSA-58w2-g99m-pr4w

dgtlmoon changedetection.io Hash Comparison flask_app.py check_password timing discrepancy

MEDIUM 61CWE-203Published 2026-09-22 · Updated 2026-09-22

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: High
Attack requirements: None
Impact type: Information disclosure
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-203.

Summary

A flaw has been found in dgtlmoon changedetection.io up to 0.60.7. The affected element is the function check_password of the file changedetectionio/flask_app.py of the component Hash Comparison. This manipulation of the argument Password causes observable timing discrepancy. The attack is possible to be carried out remotely. A high degree of complexity is needed for the attack. The exploitability is described as difficult. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00443 38th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
dgtlmoon	changedetection.io	0.60.0; 0.60.1; 0.60.2; 0.60.3; 0.60.4; 0.60.5; 0.60.6; 0.60.7	—	No fix listed	CNA

changedetection.io Vendordgtlmoon Affected 0.60.0; 0.60.1; 0.60.2; 0.60.3; 0.60.4; 0.60.5; 0.60.6; 0.60.7 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:dgtlmoon:changedetection.io::::::::	—	—	—

cpe:2.3:a:dgtlmoon:changedetection.io:*:*:*:*:*:*:*:* Versions — — ·—

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-95270
2026-10-03 Alias added: GHSA-58w2-g99m-pr4w

References

Exploit 1

https://github.com/herantong/cve/blob/main/Timing%20Attack%20Vulnerability%20in%20Password%20Verification%20(CWE-208)

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

See all 30 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences