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CVE-2026-40179 Prometheus: Stored XSS via metric names and label values in web UI tooltips and metrics explorer

🗓️ 15 Apr 2026 22:26:46Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

Prometheus stored XSS in tooltips and metric explorer due to unsanitized metric names and labels; fixed in 3.5.2 and 3.11.2.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-40179
15 Apr 202622:26
attackerkb
alpinelinux
AlpineLinux
CVE-2026-40179
15 Apr 202622:26
alpinelinux
cgr
Chainguard
CVE-2026-40179 vulnerabilities
14 Apr 202601:17
cgr
cnnvd
CNNVD
Prometheus 安全漏洞
15 Apr 202600:00
cnnvd
cve
CVE
CVE-2026-40179
15 Apr 202622:26
cve
debiancve
Debian CVE
CVE-2026-40179
15 Apr 202622:26
debiancve
github
Github Security Blog
Prometheus has Stored XSS via metric names and label values in Prometheus web UI tooltips and metrics explorer
13 Apr 202616:39
github
nvd
NVD
CVE-2026-40179
15 Apr 202623:16
nvd
opensuse
OPENSUSE Linux
golang-github-prometheus-prometheus-3.11.2-1.1 on GA media (moderate)
24 Apr 202600:00
opensuse
oracle
Oracle
Oracle Critical Patch Update Advisory - July 2026
21 Jul 202600:00
oracle
Rows per page
[
  {
    "vendor": "prometheus",
    "product": "prometheus",
    "versions": [
      {
        "version": ">= 3.0.0, < 3.5.2",
        "status": "affected"
      },
      {
        "version": ">= 3.6.0, < 3.11.2",
        "status": "affected"
      },
      {
        "version": "< 0.311.2-0.20260410083055-07c6232d159b",
        "status": "affected"
      }
    ]
  }
]

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