Is CVE-2021-26067 in the CISA KEV catalog?

No. CVE-2021-26067 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-26067?

CVE-2021-26067 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2021-26067?

CVE-2021-26067 has an EPSS score of 1.11% (62th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-26067?

Upgrade bamboo to 7.2.2 or later.

CVE & CISA-KEV Catalog

CVE-2021-26067

MEDIUM

5.3

CVSS v3

NVD

Description

Affected versions of Atlassian Bamboo allow an unauthenticated remote attacker to view a stack trace that may reveal the path for the home directory in disk and if certain files exists on the tmp directory, via a Sensitive Data Exposure vulnerability in the /chart endpoint. The affected versions are before version 7.2.2.

CWE-200Information Exposure

How to fix

Remediation Available

bambooNVD

Affected:< 7.2.2Fixed in:7.2.2CVE-2021-26067derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

1.11%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

Vendor Advisory1

jira.atlassian.com

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.