PT-2026-71143 · Unknown · Semaphore Ui

CVE-2026-73292

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Published

2026-08-12

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Updated

2026-09-10

CVSS v3.1

8.3

High

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
Name of the Vulnerable Software and Affected Versions Semaphore UI versions prior to 2.18.21
Description The application lacks Cross-Site Request Forgery (CSRF) protection—a type of attack that tricks a victim into submitting a malicious request—and does not require current-password confirmation at the '/api/users/{id}/password' endpoint. This allows an unauthenticated attacker to change the password of an administrator or another user following user interaction, leveraging the authenticated user's session cookie.
Recommendations Update to version 2.18.21.

Exploit

Fix

CSRF

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Weakness Enumeration

Related Identifiers

CVE-2026-73292
GHSA-8CJ9-R88M-8945
GO-2026-6370

Affected Products

Semaphore Ui