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Apptainer is a Linux Foundation open-source project that develops a Linux application-container platform. It focuses on portable and reproducible application execution with an emphasis on usability and security for shared infrastructure and high-performance computing environments.
As of 11/09/2026, apptainer recorded 1 security vulnerabilities in the last 90 days across 1 products, including 0 rated High or above and 0 known exploited vulnerabilities (KEV) that should be prioritized for immediate remediation.
Over the last 90 days, apptainer had the most security vulnerabilities in the apptainer ecosystem, with 1 vulnerabilities—approximately 100% of the provider's total vulnerabilities during this period.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-48785Apptainer allowlist bypass permits containers from unintended paths in setuid modeCVE-2025-65105Apptainer ineffective application of selinux and apparmor --security optionsCVE-2023-38496Apptainer's ineffective privileges drop when requesting container networkCVE-2023-30549Apptainer setuid-root ext4 use-after-free can cause kernel denial of service and potential privilege escalation| Vulnerability | Exploitation status | Fix | Affected product | Published | Severity |
|---|---|---|---|---|---|
CVE-2026-48785Apptainer allowlist bypass permits containers from unintended paths in setuid mode | Exploitation statusNot exploited | FixYes | Affected productapptainer | Published09/15/2026 | SeverityMedium |
CVE-2025-65105Apptainer ineffective application of selinux and apparmor --security options | Exploitation statusNot exploited | FixYes | Affected productapptainer | Published | |
CVE-2023-38496Apptainer's ineffective privileges drop when requesting container network | Exploitation statusNot exploited | FixNo | Affected productapptainer | ||
CVE-2023-30549Apptainer setuid-root ext4 use-after-free can cause kernel denial of service and potential privilege escalation | Exploitation statusNot exploited | FixYes | Affected productapptainer |
4 Results | Page 1 of 1
| SeverityMedium |
| SeverityMedium |
| SeverityHigh |