High 7.3Published Jul 13, 2026

CVE-2026-15542will-moss Isaiah Websocket Connection Authentication main.go improper authentication

Updated under an hour ago (Oct 27, 2026, 12:40 PM ET)

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Every CVE for will-moss Isaiah

Exploited in the last 30 days

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.

CVSS: 7.3 HIGH (v3.1, CNA)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
Weakness (CWE): CWE-287
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Jul 15, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

will-moss Isaiah will-moss:isaiah	1.36.0; 1.36.1; 1.36.2; 1.36.3; 1.36.4; 1.36.5; 1.36.6; 1.36.7; and 2 more ranges	CNA record

References

References

https://vuldb.com/vuln/377892	vdb-entry
https://vuldb.com/vuln/377892/cti	signature, permissions-required
https://vuldb.com/cve/CVE-2026-15542	third-party-advisory
https://vuldb.com/submit/855075	third-party-advisory
https://github.com/will-moss/isaiah/issues/33	issue-tracking
https://github.com/will-moss/isaiah/pull/36	issue-tracking, patch
https://github.com/will-moss/isaiah/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.