Medium severity · published Aug 16, 2021
CVE-2021-26086
Atlassian Jira Server and Data Center Path Traversal Vulnerability
In wildKEV
5.3
CVSS
100%
EPSS
Yes
On KEV
Description
Affected versions of Atlassian Jira Server and Data Center allow remote attackers to read particular files via a path traversal vulnerability in the /WEB-INF/web.xml endpoint. The affected versions are before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)100.0% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Nov 12, 2024
Federal remediation dueDec 3, 2024
Ransomware campaign useNot known
Affected products
Which versions
JI
Jira · Atlassian
before 8.5.14; 8.6.0 before unspecified; before 8.13.6; 8.14.0 before unspecified; before 8.16.1 · source: vendor, NVD, CISA
JD
Jira Data Center · Atlassian
before 8.5.14; 8.6.0 before unspecified; before 8.13.6; 8.14.0 before unspecified; before 8.16.1 · source: vendor, NVD, CISA
JS
Jira Server and Data Center · Atlassian
All versions, or not specified · source: KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-26086
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-26086
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
https://jira.atlassian.com/browse/JRASERVER-72695
x_refsource_MISC
http://packetstormsecurity.com/files/164405/Atlassian-Jira-Server-Data-Center-8.4.0-File-Read.html
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