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CVE-2026-102831 JupyterLab: Cross-site scripting (XSS) in JupyterLab via notebook cells pasted from the system clipboard

🗓️ 29 Sep 2026 18:58:03Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 58 Views

XSS in JupyterLab via pasted notebook cells marks HTML output as trusted.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-102831 vulnerabilities
8 Oct 202602:54
–cgr
circl
Circl
CVE-2026-102831
29 Sep 202619:46
–circl
cve
CVE
CVE-2026-102831
29 Sep 202618:58
–cve
debiancve
Debian CVE
CVE-2026-102831
29 Sep 202618:58
–debiancve
euvd
EUVD
EUVD-2026-89338
1 Oct 202615:20
–euvd
github
Github Security Blog
JupyterLab: Cross-site scripting (XSS) in JupyterLab via notebook cells pasted from the system clipboard
1 Oct 202615:20
–github
mend
Mend
CVE-2026-102831
29 Sep 202618:58
–mend
nvd
NVD
CVE-2026-102831
29 Sep 202619:17
–nvd
opensuse
OPENSUSE Linux
jupyter-jupyterlab-4.5.11-1.1 on GA media (moderate)
6 Oct 202600:00
–opensuse
osv_cga
osv_cga
CGA-4W59-M83F-8F7P
2 Oct 202612:05
–osv_cga
Rows per page
[
  {
    "vendor": "jupyterlab",
    "product": "jupyterlab",
    "versions": [
      {
        "version": ">= 4.5.0, < 4.5.11",
        "status": "affected"
      },
      {
        "version": ">= 4.6.0, < 4.6.4",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "jupyterlab",
    "product": "notebook",
    "versions": [
      {
        "version": ">= 7.5.0, < 7.6.3",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "jupyterlab",
    "product": "jupyterlite-core",
    "versions": [
      {
        "version": ">= 0.7.0, < 0.8.4",
        "status": "affected"
      }
    ]
  }
]

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