High (8.8) in microsoft groupme. EPSS 1.0% chance of exploitation in the next 30 days.
An improper access control vulnerability in GroupMe allows an a unauthenticated attacker to elevate privileges over a network by convincing a user to click on a malicious link.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.0% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)