CVE-2026-29198

CVSS 9.8 CRITICALEPSS 0.4%CWE-89

In Rocket.Chat <8.3.0, <8.2.1, <8.1.2, <8.0.3, <7.13.5, <7.12.6, <7.11.6, and <7.10.9, a NoSQL injection vulnerability can lead to account takeover of the first user with a generated token when an OAuth app is configured.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Rocket.Chat · Rocket.Chat

public PoCs found — 1

githubgithub.com/hieuminhnv/CVE-2026-29198-POC★ 1

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

https://github.com/RocketChat/Rocket.Chat/pull/39492 https://hackerone.com/reports/3564655