CVE-2017-18197: In mxGraphViewImageReader.java in mxGraph before 3.7.6, the SAXParserFactory instance in convert() is missing

Q: How do I fix CVE-2017-18197?

mxgraph: upgrade to newer than 3.7.5. Exact commands for each OS are on this page.

Q: Is CVE-2017-18197 being exploited?

CVE-2017-18197 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2017-18197 affect?

CVE-2017-18197 affects mxgraph. Severity is critical (CVSS 9.8). In mxGraphViewImageReader.java in mxGraph before 3.7.6, the SAXParserFactory instance in convert() is missing flags to prevent XML External Entity (XXE) attacks, as demonstrated by /ServerView.

Q: How urgent is CVE-2017-18197?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2017-18197 is a critical-severity flaw (CVSS 9.8) affecting mxgraph. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In mxGraphViewImageReader.java in mxGraph before 3.7.6, the SAXParserFactory instance in convert() is missing flags to prevent XML External Entity (XXE) attacks, as demonstrated by /ServerView.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.9% (top 13%)
CISA exploited list	No
Weakness	CWE-611
Published	2018-02-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jgraph

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-02-24 02:29 UTCPublished CVE record published
2026-06-17 01:12 UTCUpdated Record last modified

jgraph mxgraph UPGRADE

Affected: <= 3.7.5

Fixed in: newer than 3.7.5

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.7.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mxgraph

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mxgraph

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2017-18197?

mxgraph: upgrade to newer than 3.7.5. Exact commands for each OS are on this page.

Is CVE-2017-18197 being exploited?

CVE-2017-18197 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-2017-18197 affect?

CVE-2017-18197 affects mxgraph. Severity is critical (CVSS 9.8). In mxGraphViewImageReader.java in mxGraph before 3.7.6, the SAXParserFactory instance in convert() is missing flags to prevent XML External Entity (XXE) attacks, as demonstrated by /ServerView.

How urgent is CVE-2017-18197?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Java vulnerabilities

Related CVEs

CVE-2022-40440 MEDIUM 6.1 DOWNGRADE mxGraph v4.2.2 was discovered to contain a cross-site scripting (XSS) vulnerability via the setTooltips() func
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

References

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