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Description

A vulnerability has been found in will-moss Isaiah up to 1.36.9. This affects an unknown function of the file app/main.go of the component Websocket Connection Authentication. The manipulation leads to improper authentication. The attack can be initiated remotely. The pull request to fix this issue awaits acceptance.

PUBLISHED Reserved 2026-07-12 | Published 2026-07-13 | Updated 2026-07-13 | Assigner VulDB




MEDIUM: 6.9CVSS: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:X
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:UR

Problem types

Improper Authentication

Product status

1.36.0
affected

1.36.1
affected

1.36.2
affected

1.36.3
affected

1.36.4
affected

1.36.5
affected

1.36.6
affected

1.36.7
affected

1.36.8
affected

1.36.9
affected

Timeline

2026-07-12:Advisory disclosed
2026-07-12:VulDB entry created
2026-07-12:VulDB entry last update

Credits

Dem0000000 (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/377892 (VDB-377892 | will-moss Isaiah Websocket Connection Authentication main.go improper authentication) vdb-entry

vuldb.com/vuln/377892/cti (VDB-377892 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-15542 (CVE-2026-15542 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/855075 (Submit #855075 | will-moss Isaiah 1.36.9 CWE-287 Improper Authentication) third-party-advisory

github.com/will-moss/isaiah/issues/33 issue-tracking

github.com/will-moss/isaiah/pull/36 issue-tracking patch

github.com/will-moss/isaiah/ product

cve.org (CVE-2026-15542)

nvd.nist.gov (CVE-2026-15542)

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