01 Record
CVE-2026-88264
Crun: crun: /dev/console symlink follow allows root-owned file creation outside the rootfs
MediumPUBLISHEDCNA: redhat
CNA base score5.6 CVSS v3.xCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N
02 Description
Crun: crun: /dev/console symlink follow allows root-owned file creation outside the rootfs
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Not recorded
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-10 08:40Z37 MIN AGO
- Last updated
- 2026-09-10 08:40Z37 MIN AGO
- Reserved
- 2026-09-10
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.6)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:N
- Weaknesses
- CWE-59Improper Link Resolution Before File Access ('Link Following')Base
- Data version
- 5.2
- Document digest
- 9f00c040b37ddaccbb7db28015c3bdadc54588405ca45922cd288168cf4e097b
05 Affected products
VendorProductVersionsPlatforms
06 References
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-88264
- bugzilla.redhat.comRHBZ#2531223https://bugzilla.redhat.com/show_bug.cgi?id=2531223
- github.comhttps://github.com/containers/crun/