CVE-2026-29198

Description

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 v3.1 Score

9.8

CRITICAL

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

EPSS — Exploit Prediction

0.0005

Probability of exploitation

0.15%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-89 SQL Injection

Affected Products

Vendor	Product	Versions
rocket.chat	rocket.chat	< 7.10.9
rocket.chat	rocket.chat	7.11.0 — 7.11.6
rocket.chat	rocket.chat	7.12.0 — 7.12.6
rocket.chat	rocket.chat	7.13.0 — 7.13.5
rocket.chat	rocket.chat	8.0.0 — 8.0.3
rocket.chat	rocket.chat	8.1.0 — 8.1.2
rocket.chat	rocket.chat	8.2.0 — 8.2.1
rocket.chat	rocket.chat	All
rocket.chat	rocket.chat	All
rocket.chat	rocket.chat	All
rocket.chat	rocket.chat	All
rocket.chat	rocket.chat	All

References

Advisories & Patches

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

Other References

https://hackerone.com/reports/3564655

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2026-29198? +

CVE-2026-29198 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0005, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-29198? +

CVE-2026-29198 affects products from rocket.chat, specifically: rocket.chat. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-29198? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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