What is CVE-2026-29198?

CVE-2026-29198 is a critical-severity vulnerability in Rocket.chat, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-04-23.

How severe is CVE-2026-29198?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2026-29198 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Rocket.chat

CVE-2026-29198

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.

Vulnerability class: SQL Injection

EPSS: 0.001 (20.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Rocket.chat — versions 8.3.0, 8.2.1, 8.0.3

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

hieuminhnv/CVE-2026-29198-POC

References

support@hackerone.com (Third Party Advisory)
support@hackerone.com (Patch, Issue Tracking)

Frequently asked questions

What is CVE-2026-29198?: CVE-2026-29198 is a critical-severity vulnerability in Rocket.chat, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-04-23.
How severe is CVE-2026-29198?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2026-29198 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.