dgtlmoon changedetection.io Authentication Hook flask_app.py check_authentication improper authentication

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-95271
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-22 13:17:12 UTC
Updated2026-09-22 19:04:55 UTC
DescriptionA vulnerability has been found in dgtlmoon changedetection.io up to 0.60.7. The impacted element is the function check_authentication of the file changedetectionio/flask_app.py of the component Authentication Hook. Such manipulation leads to improper authentication. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Risk And Classification

Primary CVSS: v4.0 5.5 MEDIUM from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.006540000 probability, percentile 0.499580000 (date 2026-09-23)

Problem Types: CWE-287 | CWE-287 Improper Authentication

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary5.5MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED6.9MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary7.3HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED7.3HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
3.0CNADECLARED7.3HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.0[email protected]Secondary7.5AV:N/AC:L/Au:N/C:P/I:P/A:P
2.0CNADECLARED7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Dgtlmoon Changedetection.io affected 0.60.0 Not specified
CNA Dgtlmoon Changedetection.io affected 0.60.1 Not specified
CNA Dgtlmoon Changedetection.io affected 0.60.2 Not specified
CNA Dgtlmoon Changedetection.io affected 0.60.3 Not specified
CNA Dgtlmoon Changedetection.io affected 0.60.4 Not specified
CNA Dgtlmoon Changedetection.io affected 0.60.5 Not specified
CNA Dgtlmoon Changedetection.io affected 0.60.6 Not specified
CNA Dgtlmoon Changedetection.io affected 0.60.7 Not specified

References

ReferenceSourceLinkTags
vuldb.com/vuln/408339 [email protected] vuldb.com
github.com/herantong/cve/blob/main/changedetection.io_timing-attack_CWE-... [email protected] github.com
vuldb.com/cve/CVE-2026-95271 [email protected] vuldb.com
vuldb.com/vuln/408339/cti [email protected] vuldb.com
vuldb.com/submit/896578 [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: herantong (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-09-22T00:00:00.000ZAdvisory disclosed
CNA2026-09-22T02:00:00.000ZVulDB entry created
CNA2026-09-22T07:08:12.000ZVulDB entry last update

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