image-crawl (0.1.0), vimms (2.0.1) +1 more potentially affected by CVE-2026-5422 via jupyter-server (1.10.2)

jupyter-server PYPI version 1.10.2 is affected by a known vulnerability. The following packages have a transitive dependency on jupyter-server and may be impacted: - image-crawl 0.1.0 - vimms 2.0.1 - xircuits =1.0.0, =1.2.0 Source cves: CVE-2026-5422 Source advisory: OSV:PYSEC-2026-2532...

PYSEC-2026-2755 Open WebUI has a SSRF Bypass via HTTP Redirect Following in Web-Fetch and Image-Load Endpoints (not addressed by CVE-2025-65958)

Server-Side Request Forgery SSRF Bypass via HTTP Redirect Following in Web-Fetch, Image-Load, and Chat-Completion Endpoints Summary The validateurl function in backend/openwebui/retrieval/web/utils.py only validates the initial URL submitted by the caller. The HTTP clients used downstream sync...

Open WebUI has a SSRF Bypass via HTTP Redirect Following in Web-Fetch and Image-Load Endpoints (not addressed by CVE-2025-65958)

Server-Side Request Forgery SSRF Bypass via HTTP Redirect Following in Web-Fetch, Image-Load, and Chat-Completion Endpoints SummaryThe validateurl function in backend/openwebui/retrieval/web/utils.py only validates the initial URL submitted by the caller. The HTTP clients used downstream sync...

PYSEC-2026-2738 Open WebUI Vulnerable to Cross-Site Request Forgery (CSRF) via Image URL Manipulation

Summary An application-wide Cross-Site Request Forgery CSRF vulnerability was found Open-WebUl's image uploading functionality. An attacker can set an image URL to a malicious endpoint, allowing them to perform actions on behalf of a victim user. Any authenticated user can exploit this...

Open WebUI Vulnerable to Cross-Site Request Forgery (CSRF) via Image URL Manipulation

SummaryAn application-wide Cross-Site Request Forgery CSRFvulnerability was found Open-WebUl's image uploading functionality. An attacker can set an image URL to a malicious endpoint, allowing them to perform actions on behalf of a victim user. Any authenticated user can exploit this vulnerabilit...

Open WebUI vulnerable to blind server side request forgery (SSRF) via the PDF generate function

SummaryBlind server side request forgery SSRF via the PDF generate function. The finding resulted from a penetration test for a customer. It is suspected that the root cause of the issue lies within the core of Open WebUI, which is why it is being reported as a security issue here. Tested on Open...

PYSEC-2026-2723 Open WebUI vulnerable to blind server side request forgery (SSRF) via the PDF generate function

Summary Blind server side request forgery SSRF via the PDF generate function. The finding resulted from a penetration test for a customer. It is suspected that the root cause of the issue lies within the core of Open WebUI, which is why it is being reported as a security issue here. Tested on Ope...

Open WebUI has XSS via SVG in /api/v1/channels/webhooks/{webhook_id}/profile/image

As part of our research on improving our AI pentest, we have uncovered the following issue in Open WebUI. We've manually verified and tided up the report, but you can also find the original agent finding at the bottom of this report. SummaryThe channel webhook create/update flow accepts arbitrary...

PYSEC-2026-2694 Open WebUI has XSS via SVG in /api/v1/channels/webhooks/{webhook_id}/profile/image

As part of our research on improving our AI pentest, we have uncovered the following issue in Open WebUI. We've manually verified and tided up the report, but you can also find the original agent finding at the bottom of this report. Summary The channel webhook create/update flow accepts arbitrar...

Open WebUI has Stored Cross-Site Scripting In Profile Picture

SummaryThe profileimageurl field on the user profile update form accepted arbitrary data: URI values without MIME-type validation. Two distinct attack paths were independently demonstrated by separate reporters:1. data:text/html;base64,... in a new browser tab raresvis, 2025-04-17 — when a victim...

PYSEC-2026-2708 Open WebUI has Stored Cross-Site Scripting In Profile Picture

Summary The profileimageurl field on the user profile update form accepted arbitrary data: URI values without MIME-type validation. Two distinct attack paths were independently demonstrated by separate reporters: 1. data:text/html;base64,... in a new browser tab raresvis, 2025-04-17 — when a vict...

elvia-louvre-vision (>=0.0.3, <=0.9.0), image-crawl (0.1.0) +1 more potentially affected by CVE-2026-42557 via jupyterlab (3.1.4)

jupyterlab PYPI version 3.1.4 is affected by a known vulnerability. The following packages have a transitive dependency on jupyterlab and may be impacted: - elvia-louvre-vision =0.0.3, =0.9.0 - image-crawl 0.1.0 - vimms 2.0.1 Source cves: CVE-2026-42557 Source advisory: OSV:PYSEC-2026-2537...

vLLM Vulnerable to Remote DoS via Special-Token Placeholders

SummaryThis report explains a Token Injection vulnerability in vLLM’s multimodal processing. Unauthenticated, text-only prompts that spell special tokens are interpreted as control. Image and video placeholder sequences supplied without matching data cause vLLM to index into empty grids during...

PYSEC-2026-2409 ciguard: Container image runs as root (no USER directive)

Summary The published ghcr.io/jo-jo98/ciguard container image inherits the default root user because the Dockerfile lacks a USER directive. ciguard is a static analyser with no need for root privileges; running as root inside a container makes any future container-runtime escape CVE more impactfu...

ciguard: Container image runs as root (no USER directive)

SummaryThe published ghcr.io/jo-jo98/ciguard container image inherits the default root user because the Dockerfile lacks a USER directive. ciguard is a static analyser with no need for root privileges; running as root inside a container makes any future container-runtime escape CVE more impactful...

PYSEC-2026-2893 PPTAgent: Arbitrary File Write + Directory Creation via markdown_table_to_image

Summary The markdowntabletoimage tool accepts a caller-controlled path parameter and passes it directly to gethtmltableimage: python pptagent/mcpserver.py:127-143 def markdowntabletoimagemarkdowntable: str, path: str, css: str - str: """ Args: path str: The file path where the image will be saved...

PPTAgent: Arbitrary File Write + Directory Creation via markdown_table_to_image

SummaryThe markdowntabletoimage tool accepts a caller-controlled path parameter and passes it directly to gethtmltableimage:python pptagent/mcpserver.py:127-143def markdowntabletoimagemarkdowntable: str, path: str, css: str - str: """ Args: path str: The file path where the image will be saved ""...

Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm

A flaw has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. This issue affects the function PIL.Image.tobytes of the file libs/chatchat-server/chatchat/webuipages/dialogue/dialogue.py of the component Vision Chat Paste Image Handler. This manipulation of the argument...

PYSEC-2026-2558 Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm

A flaw has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. This issue affects the function PIL.Image.tobytes of the file libs/chatchat-server/chatchat/webuipages/dialogue/dialogue.py of the component Vision Chat Paste Image Handler. This manipulation of the argument...

PYSEC-2026-2450 django-mdeditor is Missing Authentication for Critical Function

All versions of the package django-mdeditor are vulnerable to Missing Authentication for Critical Function in the image upload endpoint. An attacker can upload malicious files and achieve arbitrary code execution since this endpoint lacks authentication protection and proper sanitisation of file...