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-2026-11553
Tenda HG7/HG9/HG10 formPPPEdit stack-based overflow
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N L N H H H 7.4 .0048 39.0 —
AFFECTED
Product Versions Fixed
HG7 300001138_en_xpon – —
HG9 300001138_en_xpon – —
HG10 300001138_en_xpon – —
TIMELINE
Jun 8 Reserved by VulDB
Jun 8 Published (CNA: VulDB)
Oct 1 EXPLOIT PUBLISHED — CVE-2026-11553 (Tenda HG7). Public exploit reference added.
Description
A vulnerability was found in Tenda HG7, HG9 and HG10 300001138_en_xpon. This affects the function formPPPEdit of the file /boaform/formPPPEdit. The manipulation of the argument encodename results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| June 8, 2026 | Reserved | Reserved by VulDB |
| June 8, 2026 | Published | Published (CNA: VulDB) |
| October 1, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-11553 (Tenda HG7). Public exploit reference added. |
Affected
Affected products and packages — 3 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Tenda | HG7 | — | 300001138_en_xpon | — |
| Tenda | HG9 | — | 300001138_en_xpon | — |
| Tenda | HG10 | — | 300001138_en_xpon | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-11553 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.