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-2026-90807
nanocoai NanoClaw Attachment agent-route.ts forwardAttachedFiles link following
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N L N L L L 2.1 .0043 34.5 —
AFFECTED
Product Versions Fixed
NanoClaw 2.1.0 – —
TIMELINE
Sep 13 Reserved by VulDB
Sep 14 Published (CNA: VulDB)
Sep 16 EXPLOIT PUBLISHED — CVE-2026-90807 (nanocoai NanoClaw). Public exploit reference added.
Description
A vulnerability was found in nanocoai NanoClaw up to 2.1.17. This issue affects the function forwardAttachedFiles of the file src/modules/agent-to-agent/agent-route.ts of the component Attachment Handler. The manipulation results in link following. The attack may be performed from remote. The exploit has been made public and could be used. The patch is identified as 3f9ed607b7e7a4872747295f75286f1c377d7c33. It is advisable to implement a patch to correct this issue.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| September 13, 2026 | Reserved | Reserved by VulDB |
| September 14, 2026 | Published | Published (CNA: VulDB) |
| September 16, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-90807 (nanocoai NanoClaw). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| nanocoai | NanoClaw | — | 2.1.0 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-90807 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.