MEDIUMCVSS v3.1 5.4Vulnerability

CVE-2026-126778

Wallos 4.4.0 before 5.10.3 contains a stored cross-site scripting vulnerability in endpoints/cronjobs/sendnotifications.php that allows registered users to inject scripts via unescaped notification service responses. Attackers can point their Mattermost webhook URL or Web Push endpoint at a controlled server returning JavaScript, which executes in the administrator's session when sendnotifications.php is opened.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-11T23:49:45.533241+00:00
Cvss severity
MEDIUM
Cvss score
5.4
Retrieved at
2026-11-11T23:50:18+00:00
Score
5.4
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-126778
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
First seen by Signal
2026-11-11T19:44:24+00:00
Name
CVE-2026-126778
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Published at
2026-11-11T19:17:38.677
Last modified
2026-11-11T19:17:38.677

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CVE-2026-126778 (CVSS v3.1 5.4) — Ninja Signal Threat Intelligence | Ninja Signal