CVE-2026-49277

LOW

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

Title source: cna
STIX 2.1

Description

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.

References (1)

Core 1
Core References

Scores

CVSS v4 2.3
EPSS 0.0022
EPSS Percentile 12.0%
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-613
Status published
Products (8)
RocketChat/Rocket.Chat < 7.10.12
RocketChat/Rocket.Chat >= 7.11.0-rc.0, < 7.13.8
RocketChat/Rocket.Chat >= 8.0.0-rc.0, < 8.0.6
RocketChat/Rocket.Chat >= 8.1.0-rc.0, < 8.1.5
RocketChat/Rocket.Chat >= 8.2.0-rc.0, < 8.2.4
RocketChat/Rocket.Chat >= 8.3.0-rc.0, < 8.3.4
RocketChat/Rocket.Chat >= 8.4.0-rc.0, < 8.4.2
RocketChat/Rocket.Chat >= 8.5.0-rc.0, < 8.5.0
Published Jun 24, 2026
Tracked Since Jun 25, 2026