How severe is CVE-2019-5729?

CVE-2019-5729 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-5729 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5729?

CVE-2019-5729 affects Splunk Software Development Kit. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-5729?

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-2019-5729 published?

CVE-2019-5729 was published on 2019-03-21 and last updated on 2026-06-17.

CVE-2019-5729

CVE-2019-5729 is a high-severity vulnerability in Splunk Software Development Kit with a CVSS 3.x base score of 8.1. 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-295.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 6.8
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Splunk Software Development Kit
Published: 2019-03-21
Last modified: 2026-06-17

Description

Splunk-SDK-Python before 1.6.6 does not properly verify untrusted TLS server certificates, which could result in man-in-the-middle attacks.

Frequently asked questions

What is CVE-2019-5729?: Splunk-SDK-Python before 1.6.6 does not properly verify untrusted TLS server certificates, which could result in man-in-the-middle attacks.
How severe is CVE-2019-5729?: CVE-2019-5729 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-5729 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5729?: CVE-2019-5729 affects Splunk Software Development Kit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-5729?: 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-2019-5729 published?: CVE-2019-5729 was published on 2019-03-21 and last updated on 2026-06-17.

References

https://www.splunk.com/view/SP-CAAAQAD

Affected products (1)

cpe:2.3:a:splunk:software_development_kit:*:*:*:*:*:python:*:*

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