High 7.3Published Apr 28, 2026

CVE-2026-7223BigSweetPotatoStudio HyperChat AI Proxy Middleware aiProxyMiddleware.mts fetch server-side request forgery

Updated under an hour ago (Oct 26, 2026, 8:00 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for BigSweetPotatoStudio HyperChat

Exploited in the last 30 days

A vulnerability was identified in BigSweetPotatoStudio HyperChat up to 2.0.0-alpha.63. Affected by this issue is the function fetch of the file packages/core/src/http/aiProxyMiddleware.mts of the component AI Proxy Middleware. Such manipulation of the argument baseurl leads to server-side request forgery. The attack can be launched remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS: 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
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: VulDB
NVD analysis: Deferred
Record last updated: Apr 28, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

BigSweetPotatoStudio HyperChat bigsweetpotatostudio:hyperchat (from the name)	2.0.0-alpha.0; 2.0.0-alpha.1; 2.0.0-alpha.2; 2.0.0-alpha.3; 2.0.0-alpha.4; 2.0.0-alpha.5; 2.0.0-alpha.6; 2.0.0-alpha.7; and 56 more ranges	CNA record

References

https://vuldb.com/vuln/359823vdb-entry, technical-description
https://vuldb.com/vuln/359823/ctisignature, permissions-required
https://vuldb.com/submit/802265third-party-advisory
https://github.com/BigSweetPotatoStudio/HyperChat/issues/142exploit, issue-tracking
https://github.com/BigSweetPotatoStudio/HyperChat/product

The CVE record on cve.org NVD's entry

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.