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Type:
Public Security Vulnerability
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Resolution: Fixed
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Priority:
High
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Affects Version/s: 5.11.0, 5.12.0, 5.13.0, 5.14.0, 10.1.1, 10.2.0, 10.3.0, 10.3.1, 10.3.2, 10.3.3, 10.3.4, 10.3.5, 10.3.6, 10.3.7, 10.3.8, 10.3.9, 10.3.10, 10.3.11, 10.3.12, 10.3.13, 10.3.14, 10.3.15, 10.4.0, 10.5.0, 10.6.0, 10.7.1, 11.0.0, 11.1.0, 11.2.0, 11.3.0, 11.3.1, 11.3.2, 11.3.3, 11.3.4, 11.3.5, 11.3.6, 11.3.7, 11.3.8, 11.3.9, 11.3.10, 10.3.16, 10.3.17, 10.3.18, 10.3.19, 10.3.20, 10.3.21, 10.3.22, 10.3.23, 10.3.24
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Component/s: None
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8.7
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High
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CVE-2026-59645
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Atlassian (Internal)
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CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/U:Amber
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DoS (Denial of Service)
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Jira Service Management Data Center
This High severity DoS (Denial of Service) vulnerability was introduced in versions 10.1.1, 10.2.0, 10.3.0, 10.4.0, 10.5.0, 10.6.0, 10.7.1, 11.0.0, 11.1.0, 11.2.0, and 11.3.0 of Jira Service Management Data Center.
This DoS (Denial of Service) vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/U:Amber, allows an unauthenticated attacker to expose assets in
your environment susceptible to exploitation which has no impact to confidentiality, no impact to integrity, high impact
to availability, and requires no user interaction.
Atlassian recommends that Jira Service Management Data Center customers upgrade to latest version, if you are unable to do so, upgrade
your instance to one of the specified supported fixed versions:
- Jira Service Management Data Center 11.3: Upgrade to a release greater than or equal to 11.3.11
- Jira Service Management Data Center 10.3: Upgrade to a release greater than or equal to 10.3.25
See the release notes
(https://confluence.atlassian.com/servicemanagement/jira-service-management-release-notes-780083086.html). You can
download the latest version of Jira Service Management Data Center from the download center
(https://www.atlassian.com/software/jira/service-management/download-archives).
The National Vulnerability Database provides the following description for this vulnerability:
In Bouncy Castle for Java before 1.85, OER parser recurses without depth limit on self-referential IEEE 1609.2 schema.
This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before
bcutil-fips 2.0.7 (2.0.X series) and 2.1.7 (2.1.X series).