Open WebUI vulnerable to Stored XSS via iFrame embeds in response messages

SummaryManually modifying chat history allows setting the embeds property on a response message, the content of which is loaded into an iFrame with a sandbox that has allow-scripts and allow-same-origin set, ignoring the "iframe Sandbox Allow Same Origin" configuration. This enables stored XSS on...

PYSEC-2026-2511 Hermes Agent creates response_store.db and webhook_subscriptions.json with world-readable permissions (mode 0o644)

Hermes Agent before 0.16.0 creates responsestore.db and webhooksubscriptions.json with world-readable permissions mode 0o644, exposing conversation history and HMAC secrets to local users. Attackers with local filesystem access can read these files directly to obtain sensitive data including...

Hermes Agent creates response_store.db and webhook_subscriptions.json with world-readable permissions (mode 0o644)

Hermes Agent before 0.16.0 creates responsestore.db and webhooksubscriptions.json with world-readable permissions mode 0o644, exposing conversation history and HMAC secrets to local users. Attackers with local filesystem access can read these files directly to obtain sensitive data including...

PYSEC-2026-2680 NiceGUI: Unauthenticated log-volume denial of service in dynamic resource routes

Summary Two FastAPI routes that serve per-component static assets in NiceGUI accept a sub-path parameter that may resolve to a directory rather than a file. Requests that resolve to a directory raise an unhandled RuntimeError inside Starlette's FileResponse, which Uvicorn writes to the server log...

PYSEC-2026-2734 Open WebUI's responses passthrough endpoint lacks access control authorization

Summary The /responses endpoint in the OpenAI router accepts any authenticated user and forwards requests directly to upstream LLM providers without enforcing per-model access control. While the primary chat completion endpoint generatechatcompletion checks model ownership, group membership, and...

ciguard: SCA HTTP client reads response body without size cap

SummaryBoth SCA HTTP clients src/ciguard/analyzer/sca/osv.py and src/ciguard/analyzer/sca/endoflife.py call payload = json.loadsresp.read.decode'utf-8' without a maximum-bytes cap. A hostile or compromised endoflife.date / OSV.dev or a successful TLS MITM could return a multi-GB response,...

PYSEC-2026-2410 ciguard: SCA HTTP client reads response body without size cap

Summary Both SCA HTTP clients src/ciguard/analyzer/sca/osv.py and src/ciguard/analyzer/sca/endoflife.py call payload = json.loadsresp.read.decode'utf-8' without a maximum-bytes cap. A hostile or compromised endoflife.date / OSV.dev or a successful TLS MITM could return a multi-GB response,...

PYSEC-2026-2646 Microdot has HTTP response splitting in Response.set_cookie()

Impact The Response.setcookie method does not sanitize its string arguments, and in particular will not detect the presence of the \r\n sequence in them. This can be a potential source of header injection attacks. For a header injection attack through this issue to be possible, an attacker must...

Lessons Learned from CISA’s Recent GitHub Leak

The Cybersecurity and Infrastructure Security Agency CISA has issued a postmortem on a recent data leak in which a contractor published dozens of internal CISA credentials -- including AWS Govcloud keys -- in a public GitHub repository for almost six months before being notified by KrebsOnSecurit...

PYSEC-2026-2382 AstrBot Makes Use of Hard-coded Password

A security vulnerability has been detected in AstrBotDevs AstrBot up to 4.16.0. This issue affects some unknown processing of the file astrbot/dashboard/routes/auth.py of the component Dashboard. The manipulation leads to hard-coded credentials. It is possible to initiate the attack remotely. The...

AstrBot has Incomplete Filtering of Special Elements

A security flaw has been discovered in AstrBotDevs AstrBot up to 4.22.1. This affects the function createtemplate of the file astrbot/dashboard/routes/t2i.py of the component Dashboard API. The manipulation results in improper neutralization of special elements used in a template engine. The atta...

TensorFlow vulnerable to `CHECK` fail in `LRNGrad`

ImpactIf LRNGrad is given an outputimage input tensor that is not 4-D, it results in a CHECK fail that can be used to trigger a denial of service attack.pythonimport tensorflow as tfdepthradius = 1bias = 1.59018219alpha = 0.117728651beta = 0.404427052inputgrads = tf.random.uniformshape=4, 4, 4, 4...

Security update for nghttp2

This update for nghttp2 fixes the following issue CVE-2026-58055: HTTP/1.1 Upgrade request can lead to HTTP request smuggling and cross-client response-queue poisoning bsc1269489. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate ...

SUSE-SU-2026:2883-1 Security update for nghttp2

This update for nghttp2 fixes the following issue - CVE-2026-58055: HTTP/1.1 Upgrade request can lead to HTTP request smuggling and cross-client response-queue poisoning bsc1269489...

CVE-2026-15557 waooAI waoowaoo Internal Task Header api-auth.ts requireProjectAuthLight improper authentication

A weakness has been identified in waooAI waoowaoo up to 0.4.1. Affected by this vulnerability is the function getInternalTaskSession/getAuthSession/requireUserAuth/requireProjectAuth/requireProjectAuthLight in the library src/lib/api-auth.ts of the component Internal Task Header Handler. This...

MAL-2026-10433 Malicious code in chain-guardian (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1c281292766d55cda3ff1b006154150aa05d567a4f8115534788ffbbc014f3e7 chain-guardian presents itself as a mocha gas reporter typosquatting eth-gas-reporter but its main entry index.js contains an always-true gate var op...

ruby: net-imap: Net::IMAP: Denial of Service via crafted IMAP responses

A flaw was found in Net::IMAP, a Ruby library implementing the Internet Message Access Protocol IMAP client functionality. A hostile server can exploit a quadratic time complexity issue in the Net::IMAP::ResponseReader when processing large responses containing numerous string literals. This can...

CVE-2026-15521

A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component updatenodefromfile. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit is...

PT-2026-57608

A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component update node from file. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit...

PT-2026-59175

A security flaw has been discovered in NousResearch hermes-agent 2026.4.23. Affected is the function discover dashboard plugins of the file hermes cli/web server.py of the component CLI web-dashboard Interface. Performing a manipulation of the argument HERMES ENABLE PROJECT PLUGINS results in...