SB2026083187 - Resource exhaustion in Jira Software Data Center
Published: August 31, 2026
Security Bulletin ID
SB2026083187
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2026-55685)
CWE-ID: CWE-400 - Resource exhaustion
CVSSv4: 5.4 [CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote user to cause a denial of service.
The vulnerability exists due to uncontrolled resource consumption in the __manifest endpoint when handling targeted unauthenticated requests. A remote user can send targeted requests to cause a denial of service.
Only Framework Mode applications are vulnerable.
Remediation
Install update from vendor's website.