Risk Letters

Exploited vulnerability

CVE-2021-26086

TLP:CLEAR

Atlassian Jira Server and Data Center Path Traversal Vulnerability

Atlassian Jira Server and Data Center contain a path traversal vulnerability that allows a remote attacker to read particular files in the /WEB-INF/web.xml endpoint.

Facts

  • Vendor: Atlassian
  • Product: Jira Server and Data Center
  • CVSS: 5.3
  • EPSS (probability of exploitation within 30 days): 100 %
  • On CISA's Known Exploited Vulnerabilities list since: 12 November 2024
  • First known exploitation: 12 November 2024
  • CISA's deadline for US federal agencies: 3 December 2024
  • Weakness: CWE-22
  • First seen by Risk Letters: 12 November 2024

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD