Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-76582
TRENDnet TEW-821DAP ssi ping.cgi system command injection
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N L N L L L 2.1 .0177 77.3 —
AFFECTED
Product Versions Fixed
TEW-821DAP 2.2.01b05 – —
TIMELINE
Aug 19 Reserved by VulDB
Aug 19 Published (CNA: VulDB)
Aug 20 EXPLOIT PUBLISHED — CVE-2026-76582 (TRENDnet TEW-821DAP). Public exploit reference added.
Description
A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected is the function popen/system of the file /cgi-bin/ping.cgi of the component ssi. Executing a manipulation of the argument ipaddr can lead to command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| August 19, 2026 | Reserved | Reserved by VulDB |
| August 19, 2026 | Published | Published (CNA: VulDB) |
| August 20, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-76582 (TRENDnet TEW-821DAP). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| TRENDnet | TEW-821DAP | — | 2.2.01b05 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-76582 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 Sunday, October 4, 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.