CVE-2026-42151
An attacker can exploit multiple vulnerabilities in Prometheus to conduct a denial of service attack, disclose confidential information, or perform cross-site scripting attacks.
CSIRTS triage
- What
- Multiple vulnerabilities allow an attacker to conduct a denial of service attack, disclose confidential information, or perform cross-site scripting attacks.
- Who is affected
- Deployments of Prometheus are affected.
- Urgency
- Remediation is medium urgency due to the variety of potential impacts including denial of service and information disclosure.
- Action
- Update to the latest version of Prometheus.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-42151
Get an email if CVE-2026-42151 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Low exploitation risk0.33% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 25% of all EPSS-scored CVEs.
Advisory coverage (1)
- medium[UPDATE] [medium] Prometheus: Multiple vulnerabilitiescert-bund · 2026-07-10
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-42151)