CLEANSTART-2026-BY91066 malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log

🗓️ 08 Sep 2026 02:00:36Reported by GoogleType

osv🔗 osv.dev👁 16 Views

Malicious GOSUMDB could serve arbitrary module content in dynatrace-operator package.

Reporter	Title	Published	Views	Family All 1000
IBM Security Bulletins	Security Bulletin: Multiple vulnerabilities affect Data Virtualization on IBM Software Hub (July 2026 - Part 2 of 2)	7 Aug 202601:27	–	ibm
IBM Security Bulletins	Security Bulletin: The following vulnerabilities that can affect IBM Storage Scale Cluster Export Services (CES) S3 are now addressed in 5.2.3.9 or higher and 6.0.1.0 or higher	24 Jul 202615:52	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Planning Analytics Cartridge has addressed a security vulnerability in Docker CLI (CVE-2025-15558)	13 Apr 202618:45	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Verify Antenna is affected by multiple vulnerabilities	6 Oct 202614:22	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent container image	8 Sep 202617:48	–	ibm
IBM Security Bulletins	Security Bulletin: DataStage on Cloud Pak for Data has several vulnerabilities due to open source software	21 Sep 202613:21	–	ibm
IBM Security Bulletins	Security Bulletin: Vulnerability in golang.org/x/mod bundled with IBM Fusion and IBM Fusion HCI	2 Oct 202618:50	–	ibm
IBM Security Bulletins	Security Bulletin: Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in net	2 Jul 202612:43	–	ibm
IBM Security Bulletins	Security Bulletin: Vulnerability in golang.org/x/text bundled with IBM Fusion and IBM Fusion HCI.	2 Oct 202616:47	–	ibm
IBM Security Bulletins	Security Bulletin: Multiple Vulnerabilities in IBM Operator for PostgreSQL	20 Aug 202623:55	–	ibm

Source	Link
github	www.github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-BY91066.json
osv	www.osv.dev/vulnerability/CVE-2025-15558
osv	www.osv.dev/vulnerability/CVE-2026-33818
osv	www.osv.dev/vulnerability/CVE-2026-39821
osv	www.osv.dev/vulnerability/CVE-2026-39822
osv	www.osv.dev/vulnerability/CVE-2026-41178
osv	www.osv.dev/vulnerability/CVE-2026-42504
osv	www.osv.dev/vulnerability/CVE-2026-42505
osv	www.osv.dev/vulnerability/CVE-2026-46600
osv	www.osv.dev/vulnerability/CVE-2026-56852

18 Sep 2026 12:15Current

6.2Medium risk

Vulners AI Score6.2

CVSS 3.19.8

EPSS0.00692

dynatrace-operator GOSUMDB arbitrary content transparency log supply chain Go modules