Is CVE-2022-31064 in the CISA KEV catalog?

No. CVE-2022-31064 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-31064?

CVE-2022-31064 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2022-31064?

CVE-2022-31064 has an EPSS score of 1.18% (64th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-31064?

Upgrade bigbluebutton to 2.4.8 or later.

CVE & CISA-KEV Catalog

CVE-2022-31064

MEDIUM

6.5

CVSS v3

NVD

Description

BigBlueButton is an open source web conferencing system. Users in meetings with private chat enabled are vulnerable to a cross site scripting attack in affected versions. The attack occurs when the attacker (with xss in the name) starts a chat. in the victim's client the JavaScript will be executed. This issue has been addressed in version 2.4.8 and 2.5.0. There are no known workarounds for this issue.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

bigbluebuttonNVD

Affected:>= 2.4, < 2.4.8Fixed in:2.4.8CVE-2022-31064derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

1.18%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Patch3

Exploit3

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

Embed a live status badge for CVE-2022-31064

Markdown

[![CVE-2022-31064](https://tridentstack.com/cve/badge/CVE-2022-31064.svg)](https://tridentstack.com/cve/CVE-2022-31064)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-31064"><img src="https://tridentstack.com/cve/badge/CVE-2022-31064.svg" alt="CVE-2022-31064"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.