CVE-2021-22151

CVE-2021-22151 is a low-severity vulnerability in Elastic Kibana with a CVSS 3.x base score of 3.1. 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-22.

Key facts

Description

It was discovered that Kibana was not validating a user supplied path, which would load .pbf files. Because of this, a malicious user could arbitrarily traverse the Kibana host to load internal files ending in the .pbf extension.

Frequently asked questions

What is CVE-2021-22151?
It was discovered that Kibana was not validating a user supplied path, which would load .pbf files. Because of this, a malicious user could arbitrarily traverse the Kibana host to load internal files ending in the .pbf extension.
How severe is CVE-2021-22151?
CVE-2021-22151 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-22151 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22151?
CVE-2021-22151 affects Elastic Kibana. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22151?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-22151 published?
CVE-2021-22151 was published on 2023-11-22 and last updated on 2026-06-17.

References

Affected products (1)

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