CVE-2026-30691

n/a · cross-site scripting

cve-program · severity unknownEUVD CVSS 3.1 6.1 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0 · Secondary 6.1 MEDIUMCVSS_V3 Publisher rating MODERATECheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-30691

Published

Cross-Site Scripting (XSS) vulnerability in @cyntler/react-doc-viewer v1.17.1 allows remote attackers to execute arbitrary JavaScript via a crafted .txt file. The TXTRenderer component fails to sanitize file content and explicitly casts raw data as a ReactNode

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euvd · EUVD-2026-31207

Published

Read the publisher's advisory

nvd · CVE-2026-30691

Published

Read the publisher's advisory

osv · GHSA-fvhg-p4hf-79x3

Published

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-30691

Published

n/a

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "n/a",
                    "product": "n/a",
                    "versions": [
                        {
                            "version": "n/a",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-31207

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: May 20, 2026, 12:00:00 AM

dateUpdated: May 20, 2026, 5:50:41 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-30691

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Deferred

Weakness classifications: CWE-79

Original publisher date fields

published: 2026-05-20T18:16:26.760

lastModified: 2026-07-23T12:10:00.110

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-fvhg-p4hf-79x3

Published

@cyntler/react-doc-viewer

npm

SEMVER · introduced 0 → last_affected 1.17.1

Original source record · Cite this exact observation · Complete original publisher JSON