HIGHCVSS 7.7Vulnerability

CVE-2026-74869

stoatchat before 0.15.0 contains a missing authorization vulnerability in the Subscribe message handler that allows authenticated attackers to enumerate members and monitor profile updates of private servers without membership. Attackers can subscribe to any server's member-update topic by sending a Subscribe message with an arbitrary server ID, receiving live UserUpdate events including display names, avatars, and status changes for members they should not have access to.

Properties

severity
HIGH
cvss_severity
HIGH
cvss_score
7.7
retrieved_at
2026-09-25T15:10:02+00:00
score
7.7
last_source
NVD
cve_id
CVE-2026-74869
cvss_vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
signal_observed_at
2026-09-25T15:10:02+00:00
vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
published_at
2026-08-17T11:16:41.163
last_modified
2026-09-24T20:06:30.133

Related Entities (2)

HAS_WEAKNESS (1)

→[Weakness]Missing Authorization

DESCRIBED_BY (1)

→[Source]NVD

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CVE-2026-74869 (CVSS 7.7) — Ninja Signal Threat Intelligence | Ninja Signal