CVE-2021-26086

KEV
Published: Ago 16, 2021 Last Modified: Ott 24, 2025
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 5,3
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: low
Integrity: none
Availability: none
MEDIUM 5,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: partial
Integrity: none
Availability: none

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,9419
Percentile
1,0th
Updated

EPSS Score Trend (Last 90 Days)

22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands Modify Files Or Directories Read Files Or Directories Dos: Crash, Exit, Or Restart
Applicable Platforms
Technologies: AI/ML
Likelihood of Exploit: High
View CWE Details
Exploit

Atlassian Jira Server Data Center 8.16.0 - Arbitrary …

Atlassian Jira Server Data Center 8.16.0 - Arbitrary File Read

Author: Mayank Deshmukh Published:
View Exploit Code →
Application

Jira Server by Atlassian

Product Information
Vendor Atlassian
Product Jira Server
Version Range Affected
From 8.14.0 (inclusive)
To 8.16.1 (exclusive)
cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Jira Server by Atlassian

Product Information
Vendor Atlassian
Product Jira Server
Version Range Affected
From 8.6.0 (inclusive)
To 8.13.6 (exclusive)
cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Jira Data Center by Atlassian

Product Information
Vendor Atlassian
Product Jira Data Center
Version Range Affected
From 8.6.0 (inclusive)
To 8.13.6 (exclusive)
cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Jira Data Center by Atlassian

Product Information
Vendor Atlassian
Product Jira Data Center
Version Range Affected
From 8.14.0 (inclusive)
To 8.16.1 (exclusive)
cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Jira Data Center by Atlassian

Product Information
Vendor Atlassian
Product Jira Data Center
Version Range Affected
To 8.5.14 (exclusive)
cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Jira Server by Atlassian

Product Information
Vendor Atlassian
Product Jira Server
Version Range Affected
To 8.5.14 (exclusive)
cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalo…
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021…
http://packetstormsecurity.com/files/164405/Atlassian-Jira-…
http://packetstormsecurity.com/files/164405/Atlassian-Jira-Server-Data-Center-8…
https://jira.atlassian.com/browse/JRASERVER-72695
https://jira.atlassian.com/browse/JRASERVER-72695
http://packetstormsecurity.com/files/164405/Atlassian-Jira-…
http://packetstormsecurity.com/files/164405/Atlassian-Jira-Server-Data-Center-8…
https://jira.atlassian.com/browse/JRASERVER-72695
https://jira.atlassian.com/browse/JRASERVER-72695