What is CVE-2020-8288?

CVE-2020-8288 is a medium-severity vulnerability in Rocket.chat, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-01-26.

How severe is CVE-2020-8288?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Rocket.chat

CVE-2020-8288

The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (54.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Rocket.chat
N/a Rocket.chat Server — versions Fixed in 3.9.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support@hackerone.com (Exploit, Third Party Advisory, x_refsource_MISC)
support@hackerone.com (Patch, x_refsource_MISC, Vendor Advisory)
support@hackerone.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-8288?: CVE-2020-8288 is a medium-severity vulnerability in Rocket.chat, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-01-26.
How severe is CVE-2020-8288?: Medium severity. CVSS v3 base score is 5.4 out of 10.