How severe is CVE-2019-7617?

CVE-2019-7617 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-7617 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-7617?

CVE-2019-7617 affects Elastic Apm Agent. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-7617?

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-2019-7617 published?

CVE-2019-7617 was published on 2019-08-22 and last updated on 2026-06-17.

CVE-2019-7617

CVE-2019-7617 is a high-severity vulnerability in Elastic Apm Agent with a CVSS 3.x base score of 7.2. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.4
EPSS exploit prediction: 2% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Elastic Apm Agent
Published: 2019-08-22
Last modified: 2026-06-17

Description

When the Elastic APM agent for Python versions before 5.1.0 is run as a CGI script, there is a variable name clash flaw if a remote attacker can control the proxy header. This could result in an attacker redirecting collected APM data to a proxy of their choosing.

Frequently asked questions

What is CVE-2019-7617?: When the Elastic APM agent for Python versions before 5.1.0 is run as a CGI script, there is a variable name clash flaw if a remote attacker can control the proxy header. This could result in an attacker redirecting collected APM data to a proxy of their choosing.
How severe is CVE-2019-7617?: CVE-2019-7617 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-7617 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-7617?: CVE-2019-7617 affects Elastic Apm Agent. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-7617?: 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-2019-7617 published?: CVE-2019-7617 was published on 2019-08-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:elastic:apm_agent:*:*:*:*:*:python:*:*

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