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Description

A 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.

PUBLISHED Reserved 2026-03-11 | Published 2026-03-11 | Updated 2026-03-12 | Assigner VulDB




MEDIUM: 5.3CVSS: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
MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
MEDIUM: 4.3CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
5.0AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR

Problem types

Cross Site Scripting

Code Injection

Product status

0.0.0
affected

0.0.1
affected

0.1.0
affected

Timeline

2026-03-11:Advisory disclosed
2026-03-11:VulDB entry created
2026-03-11:VulDB entry last update

Credits

ZAST.AI (VulDB User) reporter

References

vuldb.com/?id.350383 (VDB-350383 | LockerProject Locker Error Response registry.js authIsAwesome cross site scripting) vdb-entry technical-description

vuldb.com/?ctiid.350383 (VDB-350383 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.767231 (Submit #767231 | LockerProject Locker <=0.1.0 Reflected XSS) third-party-advisory

github.com/LockerProject/Locker/issues/963 issue-tracking

github.com/LockerProject/Locker/issues/963 exploit issue-tracking

github.com/LockerProject/Locker/ product

cve.org (CVE-2026-3951)

nvd.nist.gov (CVE-2026-3951)

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