LockerProject Locker Error Response registry.js authIsAwesome cross site scripting

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2026-3951
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-11 20:16:23 UTC
Updated2026-04-22 21:30:26 UTC
DescriptionA security flaw has been discovered in LockerProject Locker 0.0.0/0.0.1/0.1.0. Affected is the function authIsAwesome of the file source-code/Locker-master/Ops/registry.js of the component Error Response Handler. The manipulation of the argument ID results in cross site scripting. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Risk And Classification

Primary CVSS: v4.0 5.3 MEDIUM from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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: 0.000430000 probability, percentile 0.131980000 (date 2026-04-22)

Problem Types: CWE-79 | CWE-94 | CWE-79 Cross Site Scripting | CWE-94 Code Injection

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary5.3MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED5.3MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
3.1CNADECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
3.0CNADECLARED4.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
2.0[email protected]Secondary5AV:N/AC:L/Au:N/C:N/I:P/A:N
2.0CNADECLARED5AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

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

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

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

CVSS v3.0 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA LockerProject Locker affected 0.0.0 Not specified
CNA LockerProject Locker affected 0.0.1 Not specified
CNA LockerProject Locker affected 0.1.0 Not specified

References

ReferenceSourceLinkTags
github.com/LockerProject/Locker [email protected] github.com
vuldb.com [email protected] vuldb.com
github.com/LockerProject/Locker/issues/963 [email protected] github.com
github.com/LockerProject/Locker/issues/963 [email protected] github.com
vuldb.com [email protected] vuldb.com
vuldb.com [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: ZAST.AI (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-03-11T00:00:00.000ZAdvisory disclosed
CNA2026-03-11T01:00:00.000ZVulDB entry created
CNA2026-03-11T13:14:28.000ZVulDB entry last update
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