How severe is CVE-2017-18197?

CVE-2017-18197 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-18197 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18197?

CVE-2017-18197 affects Jgraph Mxgraph. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18197?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-18197 published?

CVE-2017-18197 was published on 2018-02-24 and last updated on 2026-06-17.

CVE-2017-18197

CVE-2017-18197 is a critical-severity vulnerability in Jgraph Mxgraph with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Jgraph Mxgraph
Published: 2018-02-24
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2017-18197?: 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 severe is CVE-2017-18197?: CVE-2017-18197 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-18197 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18197?: CVE-2017-18197 affects Jgraph Mxgraph. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18197?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-18197 published?: CVE-2017-18197 was published on 2018-02-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jgraph:mxgraph:*:*:*:*:*:*:*:*

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