What is CVE-2026-16124?

CVE-2026-16124 is a medium-severity vulnerability in Nextlevelbuilder Goclaw, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-07-18.

How severe is CVE-2026-16124?

Medium severity. CVSS v3 base score is 6.3 out of 10.

SSRF in Nextlevelbuilder Goclaw

CVE-2026-16124

A security vulnerability has been detected in nextlevelbuilder GoClaw up to 3.15.0-beta.32. This affects the function CheckSSRF/isPrivateIP of the file internal/tools/web_shared.go of the component web_fetch. Such manipulation leads to server-side request forgery. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 3.15.0-beta.33 is able to mitigate this issue. The name of the patch is 12a0168271827650ddb0026d6277fbadf3dcf3ea. Upgrading the affected component is recommended.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2026-07-18 · last modified 2026-07-20.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (38.8th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Nextlevelbuilder Goclaw — versions 3.15.0-beta.0, 3.15.0-beta.1, 3.15.0-beta.2

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

vuldb.com/vuln/379833 (technical-description, vdb-entry)
vuldb.com/vuln/379833/cti (signature, permissions-required)
vuldb.com/cve/CVE-2026-16124 (third-party-advisory)
vuldb.com/submit/856858 (third-party-advisory)
github.com/nextlevelbuilder/goclaw/issues/1218 (issue-tracking, exploit)
github.com/nextlevelbuilder/goclaw/pull/1269 (issue-tracking, patch)
github.com/nextlevelbuilder/goclaw/commit/12a0168271827650ddb0026d6277fbadf3dcf… (patch)
github.com/nextlevelbuilder/goclaw/releases/tag/v3.15.0-beta.33 (patch)
github.com/nextlevelbuilder/goclaw/ (product)

Frequently asked questions

What is CVE-2026-16124?: CVE-2026-16124 is a medium-severity vulnerability in Nextlevelbuilder Goclaw, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-07-18.
How severe is CVE-2026-16124?: Medium severity. CVSS v3 base score is 6.3 out of 10.