CVE-2026-10103
Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to verify post ownership in the shared channel inbound sync
CVSS
4.3
Medio
EPSS
0.1%
p4
KEV
—
Exploit Today
1
0-100
Publicado: 13 jul 2026 · Última mod.: 14 jul 2026 · CWE-639
0.1%EPSS · 30 días0.1%
2026-07-132026-07-17
Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to verify post ownership in the shared channel inbound sync handler, which allows an authenticated remote cluster to modify or delete posts authored by local users or other remotes via crafted sync messages referencing arbitrary post IDs in channels shared with that remote.. Mattermost Advisory ID: MMSA-2026-00689
CVECVSSEPSSKEVRExplotTítuloVis.
CVE-2026-552558.4 ALT42.8%
KEV—63Langflow Authorization Bypass Through User-Controlled Key Vulnerability9dCVE-2021-464168.1 ALT89.9%
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——15Doctor's Appointment System1.0 is vulnerable to Incorrect Access Control via edoc/patient/settings.php. The settings.php is affected by Broken Access Control (IDOR) via id= parameter.9d