A
Vendor security profile13 actively exploited CVEs
Atlassian
Product portfolio, patch evidence and exploitation signals in a single security scorecard
The data is combined from the CVE Program, NVD, CISA KEV and vendor security advisories.
Total CVEs37
Critical1
CISA KEV13
Public exploit14
Patch rate%0
Avg. CVSS6.3
12-month vulnerability rate
0
0
0
0
1
1
0
0
3
3
3
1
CVE KEV
CVE severity distribution
37toplam CVE
Critical1 (3%)
High11 (30%)
Medium12 (32%)
Uncertain13 (35%)
Patch and exploitation view
%0
Verified patch
%35
CISA KEV
%38
Public exploit
0Patch available
0Partial
13Workaround
0Vendor: no patch
24Unknown
Latest vulnerabilities
9.3
CVE-2026-21589
Vulnerability in Atlassian Bamboo Data Center
A
Patch status unknownEPSS %2
7.4
CVE-2026-77246
MCP Atlassian: MCP HTTP Client Server-Local File Exfiltration via Unvalidated Attachment Upload Path
S
Patch verifiedEPSS %0
8.6
CVE-2026-77248
MCP Atlassian: Unauthenticated arbitrary local file read via upload_attachment file_path, chained with missing auth on streamable-http transport
S
Patch verifiedEPSS %0
8.3
CVE-2026-77256
MCP Atlassian: OAuth refresh-token backup file is world-readable under default Unix umask
S
Patch verifiedEPSS %0
5.3
CVE-2026-77249
MCP Atlassian: Incomplete fix for CVE-2026-27826: redirect-based SSRF via unhooked requests session in Jira user-permission lookup
S
Patch verifiedEPSS %0
7.7
CVE-2026-77259
MCP Atlassian: Arbitrary file read via confluence_upload_attachment allows exfiltration of server credentials
S
Patch verifiedEPSS %0
5.5
CVE-2026-77268
MCP Atlassian: Insecure File Permissions on OAuth Token Storage
S
Patch verifiedEPSS %0
8.3
CVE-2026-77247
MCP Atlassian: Arbitrary server-local file upload to Jira/Confluence attachments via unrestricted file_path parameters
S
Patch verifiedEPSS %0
5.4
CVE-2026-77272
MCP Atlassian: Reflected XSS in OAuth Setup Callback Handler
S
Patch verifiedEPSS %0
6.5
CVE-2026-77269
MCP Atlassian: Path traversal in upload_attachment allows arbitrary file read (incomplete fix for CVE-2026-27825)
S
Patch verifiedEPSS %0