CVE-2026-16084: Sipeed PicoClaw web.go web_fetch server-side request forgery

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% 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. This impacts the function web_fetch of the file pkg/tools/integration/web.go. This manipulation causes server-side request forgery. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. Patch name: c15aac21fe05ee103a470e1104bc891754e83392. 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/c15aac21fe05ee103a470e1104bc891754e83392
https://github.com/sipeed/picoclaw/issues/3074
https://github.com/sipeed/picoclaw/pull/3143
https://vuldb.com/cve/CVE-2026-16084
https://vuldb.com/submit/852946
https://vuldb.com/vuln/379796
https://vuldb.com/vuln/379796/cti

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