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Vulnerabilities

Vulnerability · GHSA-h3gv-c5rc-p453

GHSA-h3gv-c5rc-p453 is listed by Denial of Service in Server Functions.

Published Oct 14, 2026 · catalog updated Oct 14, 2026 · the affected product

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Open the advisory

Exploitation likelihood is not on this record for GHSA-h3gv-c5rc-p453. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
High—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Not established
Affected products
npm react-server-dom-parcel · npm react-server-dom-turbopack · npm react-server-dom-webpack

GHSA-h3gv-c5rc-p453 is listed by Denial of Service in Server Functions.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • npm react-server-dom-parcel19.0.0, 19.0.1, 19.0.2, 19.0.3, 19.0.4, 19.0.5, 19.0.6, 19.0.7, 19.0.8, 19.1.0, 19.1.1, 19.1.2, 19.1.3, 19.1.4, 19.1.5, 19.1.6, 19.1.7, 19.1.8, 19.1.9, 19.2.0, 19.2.1, 19.2.2, 19.2
  • npm react-server-dom-turbopack19.0.0, 19.0.1, 19.0.2, 19.0.3, 19.0.4, 19.0.5, 19.0.6, 19.0.7, 19.0.8, 19.1.0, 19.1.1, 19.1.2, 19.1.3, 19.1.4, 19.1.5, 19.1.6, 19.1.7, 19.1.8, 19.1.9, 19.2.0, 19.2.1, 19.2.2, 19.2
  • npm react-server-dom-webpack19.0.0, 19.0.1, 19.0.2, 19.0.3, 19.0.4, 19.0.5, 19.0.6, 19.0.7, 19.0.8, 19.1.0, 19.1.1, 19.1.2, 19.1.3, 19.1.4, 19.1.5, 19.1.6, 19.1.7, 19.1.8, 19.1.9, 19.2.0, 19.2.1, 19.2.2, 19.2

How to fix GHSA-h3gv-c5rc-p453

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    Seen in 19.0.0 · 68 other packages on the advisory

  • Advisory

    Open the inventory_github record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for GHSA-h3gv-c5rc-p453. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with 19.0.0, 19.0.1, 19.0.2, 19.0.3, 19.0.4, 19.0.5, 19.0.6, 19.0.7, 19.0.8, 19.1.0, 19.1.1, 19.1.2, 19.1.3, 19.1.4, 19.1.5, 19.1.6, 19.1.7, 19.1.8, 19.1.9, 19.2.0, 19.2.1, 19.2.2, 19.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

React security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 14, 2026 · Maintainer security tabs

    Detected

    GHSA-h3gv-c5rc-p453 is listed by Denial of Service in Server Functions.

Sources

  • Maintainer security tabsVendor advisoryGHSA-h3gv-c5rc-p453

    ### Impact A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to out-of-memory exceptions or excessive CPU usage. We recommend updating immediately. The vulnerability exists in versions 19.0.0 through 19.0.7, 19.1.0 through 19.1.8, and 19.2.0 through 19.2.7 of: - react-server-dom-webpack - react-server-dom-p

    github.com

Freshness

Last verified in this catalog Oct 14, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Maintainer security tabsNov 2, 2026