CVE-2026-29198

CRITICALNVD 9.89.8—

9.8

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 v3: 9.8
EG Score: 9.8(high)
EPSS: 16.4%
KEV: Not listed

Published

April 23, 2026

Last Modified

May 13, 2026

Advisory Details (2)

Auto-updated May 17, 2026

No patch confirmed yet.

generic

HackerOne

https://hackerone.com/reports/3564655

generic

fix: imported fixes 03-09-2026 by yasnagat · Pull Request #39492 · RocketChat/Rocket.Chat · GitHub

https://github.com/RocketChat/Rocket.Chat/pull/39492

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-89SQL Injection

Data Freshness Timeline

(refreshed 17× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
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2026-05-22 21:16 UTCepss_batch

Frequently asked(5)

What is CVE-2026-29198?

CVE-2026-29198 is a critical vulnerability published on April 23, 2026. 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.

When was CVE-2026-29198 disclosed?

CVE-2026-29198 was first published in the National Vulnerability Database on April 23, 2026, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-29198 actively exploited?

CVE-2026-29198 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-29198?

CVE-2026-29198 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2026-29198?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-29198, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2026-29198

📅 Published

🔄 Last Modified

📋 Advisory Details (2)