6.4

CVE-2020-36956: igniterealtime openfire Cross-site Scripting

CVSS: 6.4v3.1MediumDeferred
Published 26-01-2026Last modified 07-04-2026
Open JSON

Vulnerability summary

CVE-2020-36956 is a medium (CVSS 6.4) Cross-site Scripting vulnerability in igniterealtime openfire. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 19.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.4/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.29%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1exploit-database

Timeline

  1. 26-01-2026
    PublishedVulnerability first disclosed.
  2. 07-04-2026
    Last modifiedVulnerability information updated.

Description

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 JavaScript in the context of administrative users viewing the nodejs configuration page.

CVSS metrics

4 scores · 2 sources · 2 versions

EPSS trend

Probability

0.29%

Chance of exploitation in the next 30 days

Percentile

20%

Versus all other CVEs

30-day change

+0.02 pp

From 0.27% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.29%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • exploit-databasejspUnverified

    Openfire 4.6.0 - 'path' Stored XSS

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Igniterealtime1 product

1 vendor · 1 product

References

4 links