CVE-2022-40440: mxGraph v4.2.2 was discovered to contain a cross-site scripting (XSS) vulnerability via the setTooltips() func

This month

MEDIUM 6.1DOWNGRADE

CVE-2022-40440 is a medium-severity flaw (CVSS 6.1) affecting mxgraph. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

mxGraph v4.2.2 was discovered to contain a cross-site scripting (XSS) vulnerability via the setTooltips() function.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-10-12
Last modified	2026-07-09

Publisher (CNA): MITRE · Vendor: jgraph

Last updated 2026-07-09 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-10-12 00:15 UTCPublished CVE record published
2026-07-09 01:17 UTCUpdated Record last modified

jgraph mxgraph DOWNGRADE

Affected: 4.2.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.2.2

1. Check installed version

apt-cache policy mxgraph || rpm -q mxgraph || mxgraph --version

2. No fixed release: DOWNGRADE to a release before 4.2.2 (Debian / Ubuntu)

apt-cache madison mxgraph sudo apt install mxgraph=<VERSION_BEFORE_4.2.2> sudo apt-mark hold mxgraph

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list mxgraph sudo dnf downgrade mxgraph-<VERSION_BEFORE_4.2.2> sudo dnf versionlock add mxgraph

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-40440?

mxgraph: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-40440 being exploited?

CVE-2022-40440 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-40440 affect?

CVE-2022-40440 affects mxgraph. Severity is medium (CVSS 6.1). mxGraph v4.2.2 was discovered to contain a cross-site scripting (XSS) vulnerability via the setTooltips() function.

How urgent is CVE-2022-40440?

Priority 40/100. Public exploit reference

Related CVEs

CVE-2019-13127 MEDIUM 6.1 UPGRADE UPGRADE An issue was discovered in mxGraph through 4.0.0, related to the "draw.io Diagrams" plugin before 8.3.14 for C
CVE-2017-18197 CRITICAL 9.8 UPGRADE In mxGraphViewImageReader.java in mxGraph before 3.7.6, the SAXParserFactory instance in convert() is missing

References

← Back to latest CVEs