boxscore/security
CVE · referencelatest edition

Reference page — cumulative record through Saturday, October 3, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-96739

n/a SEMCMS — SEMCMS KindEditor Upload upload_json.php cross site scripting
  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   P   N   L   N    2.1   .0026   16.5     —
AFFECTED
  Product  Versions  Fixed
  SEMCMS   4.0 –     —
TIMELINE
  Sep 23  Reserved by VulDB
  Sep 23  Published (CNA: VulDB)
  Sep 24  RESCORED — CVE-2026-96739 (SEMCMS). CVSS 5.3 → 2.1 (NVD).
CWE-79, CWE-94 · CNA: VulDB · CVSS v4.0 · 5 references · NVD status: Deferred

Description

A flaw has been found in SEMCMS up to 4.2. Affected by this issue is some unknown functionality of the file /Edit/php/upload_json.php of the component KindEditor Upload Interface. This manipulation of the argument imgFile causes cross site scripting. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Lifecycle

Complete event history — 3 events, chronological
DateEventDetail
September 23, 2026ReservedReserved by VulDB
September 23, 2026PublishedPublished (CNA: VulDB)
September 24, 2026RESCOREDRESCORED — CVE-2026-96739 (SEMCMS). CVSS 5.3 → 2.1 (NVD).

Affected

Affected products and packages — 1 row
VendorProduct / PackageEcosystemVersion introducedFixed
n/aSEMCMS—4.0—

Weaknesses

CWE-79 · CWE-94

References (5)

Related

Authoritative record: CVE-2026-96739 at cve.org

Weaknesses: CWE-79 · CWE-94

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-96739 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Saturday, October 3, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.