CVE-2020-2026
Kata Containers - Guests can trick the kata-runtime into mounting the container image on any host path
- Published
- Updated
- Reserved
- Assigned by
- palo_alto
Description
A malicious guest compromised before a container creation (e.g. a malicious guest image or a guest running multiple containers) can trick the kata runtime into mounting the untrusted container filesystem on any host path, potentially allowing for code execution on the host. This issue affects: Kata Containers 1.11 versions earlier than 1.11.1; Kata Containers 1.10 versions earlier than 1.10.5; Kata Containers 1.9 and earlier versions.
Timeline
ID reserved
By palo_alto
- 6 months later
· 6 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| palo_altoCNA (assigner) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.47% · top 59% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
Kata Containers · Kata Containers
- affected 1.11 – < 1.11.1
- affected 1.10 – < 1.10.5
- affected 1 – ≤ 1.9
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Gogithub.com/kata-containers/runtimeGHSA-877x-32pm-p28x (opens in a new tab)
References (10)
- https://github.com/kata-containers/runtime/releases/tag/1.11.1 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/kata-containers/runtime/releases/tag/1.10.5 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/kata-containers/runtime/issues/2712 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/kata-containers/runtime/pull/2713 (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2020-7a0b6071a4 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-2f5879aeb6 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-c33083813d (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-1af9cd8c87 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-61fcf3ffc7 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-15a1bde727 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-877x-32pm-p28x (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-2026)Record last updated .