major vulnerability· requires attention

VS Code is a widely used developer tool; an XSS enabling remote code execution can compromise developers' machines and supply chains across organizations.

Applications

CVE-2026-119975

8.8

High

EPSS 0.88%Patch available

Remote code execution via XSS in Visual Studio Code

exploited

No known exploitation not in CISA KEV as of our last sync

fix

Patch available see the advisory in the references

likelihood

EPSS 0.88%top 41% of scored CVEs

Published 10 Nov 2026Analysed here 12 Nov 2026CVSS scored by the publisher (CNA)

common questions

Is CVE-2026-119975 being exploited?

Not confirmed. CVE-2026-119975 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.88% probability of exploitation in the next 30 days.

How severe is CVE-2026-119975?

CVE-2026-119975 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-119975?

Yes. A fix has been recorded for CVE-2026-119975. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-119975 affect?

CVE-2026-119975 affects Visual Studio Code (desktop), VS Code extensions/webviews. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-119975?

Apply vendor update immediately; disable/uninstall untrusted extensions and block untrusted webviews until patched.

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary

technical analysis

affected

Visual Studio Code (desktop)VS Code extensions/webviews

impact

XSS in VS Code web page generation allows remote attackers to execute arbitrary code as the user, compromising developer systems and code supply chain.

action required

Immediate action required

affected versions

Microsoft Visual Studio Code

affected>= 1.0.0 and < 1.145.3

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

cisa ssvc

exploitation: none
automatable: no
technical impact: total

Assessed by CISA 10 Nov 2026 (SSVC 2.0.3).

timeline

10 Nov 2026Published
10 Nov 2026CISA SSVC assessment: exploitation none · same day later
11 Nov 2026CVE record last updated · 1 day later
12 Nov 2026Analysed by vulneraibility.com · 1 day later

how to fix

Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.

references

NVD CVE.org CVE Details Source

1 reference in the CVE record: 1 patch

Patchmsrc.microsoft.com /update-guide/vulnerability/CVE-2026-119975

sources

CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
NVD: CVSS and CPE data
CISA Vulnrichment (ADP): SSVC decision points
FIRST EPSS: exploit probability and percentile
Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.

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