CVE-2025-5892

Name: CVE-2025-5892
Creator: NVD / NIST
Published: 2025-06-09T20:15:25.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.1/10EPSS 0.50%

Last modified Jun 17, 2026

CVE-2025-5892 is a low-severity vulnerability rated 2.1/10 on the CVSS scale. A vulnerability, which was classified as problematic, has been found in RocketChat up to 7.6.1. This issue affects the function parseMessage of the file /apps/meteor/app/irc/server/servers/RFC2813/parseMessage.js. EPSS estimates a 0.50% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as problematic, has been found in RocketChat up to 7.6.1. This issue affects the function parseMessage of the file /apps/meteor/app/irc/server/servers/RFC2813/parseMessage.js. The manipulation of the argument line leads to inefficient regular expression complexity. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Metrics

CVSS 3.1

7.5/10

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

CVSS 4.0

2.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/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

EPSS Probability

0.50%

38.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Rocket.Chat	Rocket.Chat	<= 7.6.1

References

https://gist.github.com/mmmsssttt404/0fcda3b3e85edafc4eaa6816aa252debProduct
https://github.com/RocketChat/Rocket.Chat/pull/35711Exploit, Issue Tracking, Patch
https://vuldb.com/?ctiid.311663Permissions Required, VDB Entry
https://vuldb.com/?id.311663Third Party Advisory, VDB Entry
https://vuldb.com/?submit.585751Third Party Advisory, VDB Entry
https://github.com/RocketChat/Rocket.Chat/pull/35711Exploit, Issue Tracking, Patch

Timeline

Published: Jun 9, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-5892?

How severe is CVE-2025-5892?

CVE-2025-5892 has a CVSS score of 2.1/10 (LOW severity). The EPSS model estimates a 0.50% probability of exploitation in the next 30 days.

How do I fix CVE-2025-5892?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-5892?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST