CVE-2026-45757

LowCVSS 2.3/10Last modified Oct 25, 2026

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 allows users deactivated through users.deactivateIdle to keep using already-issued login tokens. A user that an administrator has marked inactive for idleness can still access authenticated REST endpoints with the old 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.

Metrics

CVSS 4.0 2.3/10CVSS: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

Weakness enumeration

CWE-613

Affected software

VendorProductVersions
RocketChatRocket.Chat>= 8.5.0-rc.0, < 8.5.0; >= 8.4.0-rc.0, < 8.4.2; >= 8.3.0-rc.0, < 8.3.4; >= 8.2.0-rc.0, < 8.2.4; >= 8.1.0-rc.0, < 8.1.5; >= 8.0.0-rc.0, < 8.0.6; >= 7.11.0-rc.0, < 7.13.8; < 7.10.12

References

Timeline

Published
Jun 24, 2026
Last modified
Oct 25, 2026
NVD status
Deferred

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CVE-2026-45757: Low severity, CVSS 2.3 | Vulnix