Sylabs Singularity 3.2.0 through 3.6.2 has Insecure Permissions on temporary directories…
Priority LOW 39CWE-668Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.
Summary
Sylabs Singularity 3.2.0 through 3.6.2 has Insecure Permissions on temporary directories used in fakeroot or user namespace container execution.
Why it matters now
EPSS 0.02014 81st percentileScored 2026-11-07
Fix Fixed github.com/sylabs/singularity (Go): 3.6.3
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | github.com/sylabs/singularity (Go) | 3.2.0 to before 3.6.3 | 3.6.3 | Patch available | GHSA-w6v2-qchm-grj7 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- github.com/sylabs/singularity (Go) Vendor— Affected 3.2.0 to before 3.6.3 Fixed in 3.6.3 Patch available GHSA-w6v2-qchm-grj7
Remediation
- Fix · GHSA-w6v2-qchm-grj7 github.com/sylabs/singularity (Go) Fixed in 3.6.3 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2020-25039
- 2026-10-03 Alias added: GHSA-w6v2-qchm-grj7
References
Sources
- CVE-2020-25039 · CVE Program
- CVE-2020-25039 · NVD
- FIRST EPSS
- GHSA-w6v2-qchm-grj7 · GitHub Advisory Database · CC BY 4.0
- CVE-2020-25039 · Red Hat security data · CC BY 4.0
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