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Medium 5.3Published Jul 30, 2026

CVE-2026-64870MaxKB: UpdateStoreTool fetches caller-supplied app-store URLs without host validation

Updated under an hour ago ()

Does this affect you?

It affects 1Panel-dev MaxKB. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

MaxKB is an open-source AI assistant for enterprise. In versions 2.0.0 through 2.10.4-lts, UpdateStoreTool.update_tool passes caller-supplied download_url and download_callback_url values to requests.get without equivalent trusted-host and redirect validation, allowing an authenticated workspace user to make the server request internal, loopback, link-local, or cloud metadata URLs. A fix is present on the v2 branch but has not yet been included in a published release.

CVSS
5.3 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness (CWE)
CWE-918
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Deferred
Record last updated
Jul 30, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
1Panel-dev MaxKB
1panel_dev:maxkb (from the name)
from 2.0.0, <= 2.10.4-lts
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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