CVE-2026-15542

will-moss Isaiah Websocket Connection Authentication main.go improper authentication

State: Published
Severity: 6.9 Medium
Published: Jul 13, 2026
Updated: Jul 15, 2026
Reserved: Jul 12, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	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:X	VulDB
3.1	7.3 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R	VulDB
3.0	7.3 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R	VulDB
2.0	7.5 High	AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:UR	VulDB

Weaknesses

CWE-287 Improper Authentication

Affected Products

Product	Versions
Isaiahwill-moss	1.36.0Affected 1.36.1Affected 1.36.2Affected 1.36.3Affected 1.36.4Affected 1.36.5Affected 1.36.6Affected 1.36.7Affected 1.36.8Affected 1.36.9Affected

References

VDB-377892 | will-moss Isaiah Websocket Connection Authentication main.go improper authenticationvdb-entry
VDB-377892 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-15542 | CVE Analysis and Reportthird-party-advisory
Submit #855075 | will-moss Isaiah 1.36.9 CWE-287 Improper Authenticationthird-party-advisory
https://github.com/will-moss/isaiah/issues/33issue-tracking
https://github.com/will-moss/isaiah/pull/36issue-trackingpatch
https://github.com/will-moss/isaiah/product

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