CVE-2026-49277CWE-613

Rocket.Chat: OAuth access and refresh tokens remain valid after account deactivation

Low · published June 24, 2026

CVSS v4.0
2.3
EPSS
0%
Percentile
23.0
In the wild
Unconfirmed
What it is

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12, Rocket.Chat does not revoke OAuth bearer or refresh tokens when a user is deactivated. A deactivated user can continue using an existing OAuth access token, and can also mint a fresh access token from an existing refresh token. This vulnerability is fixed in 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12.

The record
Technical detail
CVSS v4.0
2.3 · LOW
Vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
EPSS
0.00314 · 23.0th percentile
Weakness
CWE-613 · Insufficient Session Expiration
Published
2026-06-24T21:04Z
EPSS history
Timeline
  • 24 JUN 21:04Z
    Rocket.Chat: OAuth access and refresh tokens remain valid after account deactivation
    cvelistv5