CVE-2023-28358

6.1 mediumEPSS 0.4%

Medium (6.1) in rocket.chat rocket.chat. EPSS 0.4% chance of exploitation in the next 30 days.

A vulnerability has been discovered in Rocket.Chat where a markdown parsing issue in the "Search Messages" feature allows the insertion of malicious tags. This can be exploited on servers with content security policy disabled possible leading to some issues attacks like account takeover.

Severity

CVSS 3.1

6.1 medium

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 33% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2023-05-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

rocket.chat:rocket.chat

References

https://hackerone.com/reports/1781131
https://hackerone.com/reports/1781131

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