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-2026-94216
ST Engineering iDirect Evolution/Velocity WebServer Evolution HTTP Request authorize response splitting
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N N P N L N 2.1 .0045 36.7 —
AFFECTED
Product Versions Fixed
Evolution n/a – —
Velocity WebServer Evolution n/a – —
TIMELINE
Sep 21 Reserved by VulDB
Sep 21 Published (CNA: VulDB)
Sep 30 EXPLOIT PUBLISHED — CVE-2026-94216 (ST Engineering iDirect Evolution). Public exploit reference added.
Description
A vulnerability was determined in ST Engineering iDirect Evolution and Velocity WebServer Evolution. This vulnerability affects unknown code of the file /authorize of the component HTTP Request Handler. Executing a manipulation of the argument Success can lead to http response splitting. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The validated environment is an EOL X7 (or an un-modelled legacy Evolution 21.x), and current supported releases (X10, X11, Velocity 5.x+) have no validated evidence of impact.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| September 21, 2026 | Reserved | Reserved by VulDB |
| September 21, 2026 | Published | Published (CNA: VulDB) |
| September 30, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-94216 (ST Engineering iDirect Evolution). Public exploit reference added. |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-94216 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.
