GHSA-V2XH-2VP8-57H8 Pydantic AI: Unbounded memory use when downloading remote content via web_fetch or FileUrl

Summary Several remote-content download paths in Pydantic AI buffered the entire HTTP response body into memory before enforcing any size limit. An application that exposes the local web-fetch tool webfetchtool, or the WebFetch capability's local fallback to untrusted prompts can be driven to fet...

CVE-2026-82234

SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the httprequest and webfetch agent tools that perform DNS resolution only at guard time without validating the connect-time resolution. Attackers can use DNS rebinding to answer the guard resolution with a public...

EUVD-2026-67686

SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the httprequest and webfetch agent tools that perform DNS resolution only at guard time without validating the connect-time resolution. Attackers can use DNS rebinding to answer the guard resolution with a public...

CVE-2026-82234

SiYuan versions before v3.8.1 are affected by a server-side request forgery (SSRF) vulnerability in the http_request and web_fetch agent tools. The root cause is a time-of-check/time-of-use (TOCTOU) flaw: DNS resolution is performed only at guard time, while the actual connect-time resolution is ...

CVE-2026-82234

SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the httprequest and webfetch agent tools that perform DNS resolution only at guard time without validating the connect-time resolution. Attackers can use DNS rebinding to answer the guard resolution with a public...

CVE-2026-82234 SiYuan before v3.8.1 SSRF via DNS-Rebinding TOCTOU

SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the httprequest and webfetch agent tools that perform DNS resolution only at guard time without validating the connect-time resolution. Attackers can use DNS rebinding to answer the guard resolution with a public...

CVE-2026-82234: Server-Side Request Forgery (SSRF)

SiYuan versions before v3.8.1 contain a server-side request forgery vulnerability in the httprequest and webfetch agent tools that perform DNS resolution only at guard time without validating the connect-time resolution. Attackers can use DNS rebinding to answer the guard resolution with a public...

Nanobot contains a server-side request forgery vulnerability in the web_fetch tool

Nanobot prior to version 0.2.1 contains a server-side request forgery vulnerability in the webfetch tool that allows remote attackers to reach internal or private network hosts by supplying a URL that redirects to a loopback or private address via a 3xx Location header. Attackers can exploit the...

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

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 webfetch. This manipulation causes server-side request forgery. The attack can be initiated remotely. The exploit has been made...

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/webshared.go of the component webfetch. Such manipulation leads to server-side request forgery. The attack can be launched remotel...

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

A weakness has been identified in Sipeed PicoClaw up to 0.2.9. This impacts the function webfetch 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...

CVE-2026-16084: Server-Side Request Forgery (SSRF)

A weakness has been identified in Sipeed PicoClaw up to 0.2.9. This impacts the function webfetch 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...

CVE-2026-16194: Server-Side Request Forgery (SSRF)

A vulnerability was determined in zhayujie CowAgent up to 2.1.1. This affects the function WebFetch.execute of the file agent/tools/webfetch/webfetch.py. Executing a manipulation of the argument url can lead to server-side request forgery. The attack may be performed from remote. The exploit has...

CVE-2026-16124: Server-Side Request Forgery (SSRF)

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/webshared.go of the component webfetch. Such manipulation leads to server-side request forgery. The attack can be launched remotel...

CVE-2026-16196: Server-Side Request Forgery (SSRF)

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 webfetch. This manipulation causes server-side request forgery. The attack can be initiated remotely. The exploit has been made...

CVE-2026-15619

A weakness has been identified in mosaxiv clawlet up to 0.2.10. The impacted element is the function webfetch of the file tools/toolwebfetch.go of the component IPv4 Handler. This manipulation of the argument url causes server-side request forgery. The attack can be initiated remotely. The exploi...

CVE-2026-15619: Server-Side Request Forgery (SSRF)

A weakness has been identified in mosaxiv clawlet up to 0.2.10. The impacted element is the function webfetch of the file tools/toolwebfetch.go of the component IPv4 Handler. This manipulation of the argument url causes server-side request forgery. The attack can be initiated remotely. The exploi...

Nanobot contains a server-side request forgery vulnerability in the web_fetch tool

Nanobot prior to version 0.2.1 contains a server-side request forgery vulnerability in the webfetch tool that allows remote attackers to reach internal or private network hosts by supplying a URL that redirects to a loopback or private address via a 3xx Location header. Attackers can exploit the...

CVE-2026-49138

Nanobot prior to version 0.2.1 contains a server-side request forgery vulnerability in the webfetch tool that allows remote attackers to reach internal or private network hosts by supplying a URL that redirects to a loopback or private address via a 3xx Location header. Attackers can exploit the...

CVE-2026-49138

Nanobot prior to version 0.2.1 contains a server-side request forgery vulnerability in the webfetch tool that allows remote attackers to reach internal or private network hosts by supplying a URL that redirects to a loopback or private address via a 3xx Location header. Attackers can exploit the...