CVE-2026-63308
A remote, anonymous attacker can exploit a vulnerability in helm to carry out a Denial of Service attack.
CSIRTS triage
- What
- A vulnerability in helm allows a remote, anonymous attacker to carry out a Denial of Service attack.
- Who is affected
- Deployments of helm are at risk from this vulnerability.
- Urgency
- Remediation is low priority but should be addressed to prevent potential Denial of Service.
- Action
- Consider applying updates or implementing mitigations as they become available.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all EPSS-scored CVEs.
Advisory coverage (3)
- low[NEW] [low] helm: Vulnerability allows Denial of Servicecert-bund · 2026-07-31
- mediumCVE-2026-63308: Helm through 4.2.3, fixed in commit ba6c9a2, contains a denial of service vulnerability in the…nvd · 2026-07-17
- mediumCVE-2026-63308: Helm Files.Lines Denial of Service via Empty Chart Filesmsrc · 2026-07-14
External references
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[](https://www.csirts.com/cve/CVE-2026-63308)