How severe is CVE-2016-6272?

CVE-2016-6272 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2016-6272 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6272?

CVE-2016-6272 affects Epic Mychart. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6272?

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

When was CVE-2016-6272 published?

CVE-2016-6272 was published on 2018-02-20 and last updated on 2026-06-17.

CVE-2016-6272

CVE-2016-6272 is a high-severity vulnerability in Epic Mychart with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 21% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-91.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 21% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-91
Affected product: Epic Mychart
Published: 2018-02-20
Last modified: 2026-06-17

Description

XPath injection vulnerability in Epic MyChart allows remote attackers to access contents of an XML document containing static display strings, such as field labels, via the topic parameter to help.asp. NOTE: this was originally reported as a SQL injection vulnerability, but this may be inaccurate.

Frequently asked questions

What is CVE-2016-6272?: XPath injection vulnerability in Epic MyChart allows remote attackers to access contents of an XML document containing static display strings, such as field labels, via the topic parameter to help.asp. NOTE: this was originally reported as a SQL injection vulnerability, but this may be inaccurate.
How severe is CVE-2016-6272?: CVE-2016-6272 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2016-6272 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6272?: CVE-2016-6272 affects Epic Mychart. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6272?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-6272 published?: CVE-2016-6272 was published on 2018-02-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:epic:mychart:-:*:*:*:*:*:*:*

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