CVE-2026-90807

medium

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.

References

https://vuldb.com/vuln/403309/cti

https://vuldb.com/vuln/403309

https://vuldb.com/submit/922841

https://vuldb.com/cve/CVE-2026-90807

https://github.com/nanocoai/nanoclaw/issues/2828

https://github.com/nanocoai/nanoclaw/commit/3f9ed607b7e7a4872747295f75286f1c377d7c33

https://github.com/nanocoai/nanoclaw/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-77704

Details

Source: Mitre, NVD

Published: 2026-09-14

Updated: 2026-09-16

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.3

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 5.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00425