What’s Vulnerable › Vulnerabilities

CVE-2026-16196: Sipeed PicoClaw web_fetch web.go isPrivateOrRestrictedIP server-side request forgery

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-18 · updated 2026-10-24
• Weakness: CWE-918

Description

A weakness has been identified in Sipeed PicoClaw up to 0.2.9. Impacted is the function isPrivateOrRestrictedIP of the file pkg/tools/integration/web.go of the component web_fetch. This manipulation causes server-side request forgery. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 2efbe5d560e7ed9bc5209c203dc4aa6ecdbc7405. To fix this issue, it is recommended to deploy a patch.

Affected products

• Sipeed PicoClaw: 0.2.0, 0.2.1, 0.2.2, 0.2.3, 0.2.4, 0.2.5 (+4)

References

• https://github.com/sipeed/picoclaw/
• https://github.com/sipeed/picoclaw/commit/2efbe5d560e7ed9bc5209c203dc4aa6ecdbc7405
• https://github.com/sipeed/picoclaw/issues/3077
• https://github.com/sipeed/picoclaw/pull/3085
• https://vuldb.com/cve/CVE-2026-16196
• https://vuldb.com/submit/852963
• https://vuldb.com/vuln/380012
• https://vuldb.com/vuln/380012/cti
• https://vuldb.com/submit/852963

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