Atlassian Produkte (Bamboo, Bitbucket, Confluence, Crucible, Fisheye und Jira): Mehrere Schwachstellen
WID-SEC-2026-1608 · first 20.05.2026 · updated 20.07.2026 · CVSS 9,1
What it is about
Bamboo ist ein Werkzeug zur kontinuierlichen Integration und Bereitstellung, das automatisierte Builds, Tests und Freigaben in einem einzigen Arbeitsablauf verbindet. Bitbucket ist ein Git-Server zur Sourcecode-Versionskontrolle. Confluence ist eine kommerzielle Wiki-Software. Crucible ist eine Code-Review-Lösung für Unternehmensteams. Fisheye ist ein Quellcode-Repository-Browser für Unternehmensteams. Jira ist eine Webanwendung zur Softwareentwicklung. Ein Angreifer kann mehrere Schwachstellen in Atlassian Bamboo, Atlassian Bitbucket, Atlassian Confluence, Atlassian Crucible, Atlassian Fisheye und Atlassian Jira ausnutzen, um beliebigen Programmcode auszuführen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, um einen Cross-Site Scripting Angriff durchzuführen, und um Sicherheitsvorkehrungen zu umgehen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- beliebigen Programmcode auszuführen
- einen Denial of Service Angriff durchzuführen
- Informationen offenzulegen
- einen Cross-Site Scripting Angriff durchzuführen
- Sicherheitsvorkehrungen zu umgehen
Am I affected?
Affected according to the BSI:
- Red Hat Enterprise Linux
- Atlassian Bamboo Data Center LTS <12.1.7
- Atlassian Bamboo Data Center LTS <10.2.19
- Atlassian Bamboo Data Center LTS <9.6.26
- Atlassian Bitbucket Data Center LTS <10.2.2
- Atlassian Bitbucket Data Center LTS <9.4.19
- Atlassian Confluence Data Center LTS <10.2.11
- Atlassian Confluence Data Center LTS <9.2.20
- Atlassian Crucible <4.9.10
- Atlassian Fisheye <4.9.10
- Atlassian Jira Data Center LTS <11.3.5
- Atlassian Jira Data Center LTS <10.3.20
and 2 more
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Atlassian Bamboo Data Center LTS 12.1.7
- Atlassian Bamboo Data Center LTS 10.2.19
- Atlassian Bamboo Data Center LTS 9.6.26
- Atlassian Bitbucket Data Center LTS 10.2.2
- Atlassian Bitbucket Data Center LTS 9.4.19
- Atlassian Confluence Data Center LTS 10.2.11
- Atlassian Confluence Data Center LTS 9.2.20
- Atlassian Crucible 4.9.10
- Atlassian Fisheye 4.9.10
- Atlassian Jira Data Center LTS 11.3.5
- Atlassian Jira Data Center LTS 10.3.20
- Atlassian Jira LTS 9.12.35
Is the vulnerability already being exploited?
- CVE-2023-22527: exploited in the wild according to CISA, in the catalogue since 24.01.2024, also for ransomware.
- CVE-2023-22518: exploited in the wild according to CISA, in the catalogue since 07.11.2023, also for ransomware.
- CVE-2023-46604: exploited in the wild according to CISA, in the catalogue since 02.11.2023, also for ransomware.
- According to a CISA advisory, used by actors from : 2023 Top Routinely Exploited Vulnerabilities (11/2024)
- According to a CISA advisory, used by actors from : #StopRansomware: RansomHub Ransomware (08/2024)
- According to a CISA advisory, used by actors from North Korea: North Korea Cyber Group Conducts Global Espionage Campaign to Advance Regime’s Military and Nuclear Programs (07/2024)
Information and sources
- Original BSI advisory (WID)
- Atlassian Security Bulletin Mai vom 2026-05-19 confluence.atlassian.com
- Red Hat Security Advisory RHSA-2026:19098 vom 2026-05-20 access.redhat.com
- Red Hat Security Advisory RHSA-2026:35992 vom 2026-07-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:35997 vom 2026-07-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:36012 vom 2026-07-07 access.redhat.com
- Red Hat Security Advisory RHSA-2026:35991 vom 2026-07-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:35990 vom 2026-07-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:35996 vom 2026-07-06 access.redhat.com
- Red Hat Security Advisory RHSA-2026:38514 vom 2026-07-13 access.redhat.com
- Red Hat Security Advisory RHSA-2026:38500 vom 2026-07-14 access.redhat.com
- Red Hat Security Advisory RHSA-2026:41928 vom 2026-07-20 access.redhat.com
CVE: CVE-2019-13990, CVE-2022-1471, CVE-2022-23521, CVE-2022-41903, CVE-2023-22518, CVE-2023-22522, CVE-2023-22523, CVE-2023-22524, CVE-2023-22527, CVE-2023-24998, CVE-2023-46604, CVE-2024-45801, CVE-2025-52999, CVE-2025-67030, CVE-2026-22029, CVE-2026-22732, CVE-2026-24734, CVE-2026-24880, CVE-2026-25639, CVE-2026-26960 …
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.