What is CVE-2020-36956?

CVE-2020-36956 is a medium-severity vulnerability in Igniterealtime Openfire, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-01-26.

How severe is CVE-2020-36956?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Igniterealtime Openfire

CVE-2020-36956

Openfire 4.6.0 contains a stored cross-site scripting vulnerability in the nodejs plugin that allows attackers to inject malicious scripts through the 'path' parameter. Attackers can craft a payload with script tags to execute arbitrary Ja…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (4.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Igniterealtime Openfire — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

ExploitDB-49229 (exploit)
Openfire GitHub Repository (product)
Openfire Software Downloads (product)
VulnCheck Advisory: Openfire 4.6.0 - 'path' Stored XSS (third-party-advisory)

Frequently asked questions

What is CVE-2020-36956?: CVE-2020-36956 is a medium-severity vulnerability in Igniterealtime Openfire, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-01-26.
How severe is CVE-2020-36956?: Medium severity. CVSS v3 base score is 6.4 out of 10.