HKUDS nanobot up to 0.2.1 Provider-returned Image URL image_generation.py _download_image_data_url server-side request forgery

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k1.65

Summaryinfo

A vulnerability described as critical has been identified in HKUDS nanobot up to 0.2.1. This impacts the function _download_image_data_url of the file nanobot/providers/image_generation.py of the component Provider-returned Image URL Handler. The manipulation results in server-side request forgery. This vulnerability is known as CVE-2026-19246. It is possible to launch the attack remotely. Furthermore, an exploit is available. Applying a patch is advised to resolve this issue. The vendor explains: "We confirm that provider-returned image URLs required the same SSRF protections applied to other network retrieval paths. (...) The patch is currently available on main and is planned for the next patch release, v0.3.1."

Detailsinfo

A vulnerability classified as critical has been found in HKUDS nanobot up to 0.2.1. Affected is the function _download_image_data_url of the file nanobot/providers/image_generation.py of the component Provider-returned Image URL Handler. The manipulation with an unknown input leads to a server-side request forgery vulnerability. CWE is classifying the issue as CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared for download at gist.github.com. This vulnerability is traded as CVE-2026-19246. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known.

The exploit is shared for download at gist.github.com. It is declared as proof-of-concept. The vendor explains: "We confirm that provider-returned image URLs required the same SSRF protections applied to other network retrieval paths. (...) The patch is currently available on main and is planned for the next patch release, v0.3.1."

Applying the patch 5095 is able to eliminate this problem. The bugfix is ready for download at github.com.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 5095

Timelineinfo

08/07/2026 Advisory disclosed
08/07/2026 +0 days VulDB entry created
08/07/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: gist.github.com
Status: Confirmed

CVE: CVE-2026-19246 (🔒)
GCVE (CVE): GCVE-0-2026-19246
GCVE (VulDB): GCVE-100-387000
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/07/2026 14:13
Changes: 08/07/2026 14:13 (61)
Complete: 🔍
Submitter: Eric-c
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #865113: HKUDS nanobot 0.2.1 Server-Side Request Forgery (CWE-918) (by Eric-c)

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