What is CVE-2021-26067?

CVE-2021-26067 is a medium-severity vulnerability in Atlassian Bamboo, classified under Information Disclosure. CVSS score: 5.3/10. Published 2021-01-28.

How severe is CVE-2021-26067?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2021-26067 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Atlassian Bamboo

CVE-2021-26067

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.

Vulnerability class: Information Disclosure

EPSS: 0.011 (62.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Atlassian Bamboo — versions unspecified

Weakness classification (CWE)

CWE-200 — Information Disclosure

Public proof-of-concept exploits

20142995/nuclei-templates

References

security@atlassian.com (x_refsource_MISC, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2021-26067?: CVE-2021-26067 is a medium-severity vulnerability in Atlassian Bamboo, classified under Information Disclosure. CVSS score: 5.3/10. Published 2021-01-28.
How severe is CVE-2021-26067?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2021-26067 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.