- 4.7MediumCVSS base score
- 0.52%Exploitation in 30 daysEPSS · top 55% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl. This affects <= v1.19.3, <= v1.18.10, <= v1.17.13, < v1.20.0-alpha2.
Timeline
ID reserved
By kubernetes
- 10 months later
· 10 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 |
|---|---|---|---|
| kubernetesCNA (assigner) | 3.1 | Medium4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.52% · top 55% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Affected products
- affected <= 1.19.3
- affected <= 1.18.10
- affected <= 1.17.13
- affected < 1.20.0-alpha2
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Gok8s.io/client-goGHSA-8cfg-vx93-jvxw (opens in a new tab)
- Gok8s.io/kubernetesGHSA-8cfg-vx93-jvxw (opens in a new tab)
What to do
Workaround: Do not enable verbose logging in production (log level >= 9), limit access to logs.
References
References2
- Multiple secret leaks when verbose logging is enabled (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/kubernetes/kubernetes/issues/95623 (opens in a new tab)x_refsource_CONFIRMx_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)
- EUVD EUVD-2023-0665 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-8cfg-vx93-jvxw (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-8565)Record last updated .