PT-2026-38338

Name of the Vulnerable Software and Affected Versions Tor versions prior to 0.4.9.7 Description An out-of-bounds read of one byte can occur when processing a malformed BEGIN cell. Recommendations Update to version 0.4.9.7 or later...

PT-2026-38321

Name of the Vulnerable Software and Affected Versions Tor versions prior to 0.4.9.7 Description An out-of-bounds read occurs during cell payload processing when an END, a TRUNCATE, or a TRUNCATED cell lacks a reason in its payload. Recommendations Update to version 0.4.9.7 or later...

CVE-2026-40296

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. The HTML writer skips htmlspecialchars escaping when a cell's formatted value differs from the original value. When a cell has a custom number format containing the text placeholder @ along with any additional literal...

Kimai vulnerable to formula Injection via tag names in XLSX export

Summary Any ROLEUSER can create a tag with a formula string as its name e.g. =SUM54+51 via POST /api/tags and assign it to a timesheet. When an admin exports timesheets to XLSX, ArrayFormatter.formatValue joins tag names with implode and returns the result unchanged. OpenSpout promotes any...

CVE-2026-7810 UsamaK98 python-notebook-mcp server.py add_cell path traversal

A flaw has been found in UsamaK98 python-notebook-mcp up to a05a232815809a7e425b5fa7be26e0d4369894c2. Impacted is the function createnotebook/readnotebook/editcell/addcell of the file server.py. This manipulation causes path traversal. It is possible to initiate the attack remotely. The exploit h...

CVE-2026-7810 UsamaK98 python-notebook-mcp server.py add_cell path traversal

A flaw has been found in UsamaK98 python-notebook-mcp up to a05a232815809a7e425b5fa7be26e0d4369894c2. Impacted is the function createnotebook/readnotebook/editcell/addcell of the file server.py. This manipulation causes path traversal. It is possible to initiate the attack remotely. The exploit h...

Rayhunter IMSI Catcher Detector

Rayhunter is a project for detecting IMSI catchers, also known as cell-site simulators or stingrays. It was first designed to run on a cheap mobile hotspot called the Orbic RC400L, but thanks to community efforts, it can support some other devices as well. It's also designed to be as easy to...

Python Notebook MCP 路径遍历漏洞

Python Notebook MCP is an interactive tool developed by Usama Khatab, allowing AI assistants to operate Jupyter notebooks. Python Notebook MCP has a path traversal vulnerability, which stems from issues with the functions createnotebook/readnotebook/editcell/addcell in the file server.py,...

CVE-2026-42811

In plain terms, Apache Polaris is supposed to issue short-lived GCS credentials that only work for one table's files, but a crafted namespace or table name can cause those credentials to work across the configured bucket instead. Apache Polaris builds Google Cloud Storage downscoped credentials b...

CVE-2026-42811

CVE-2026-42811 : Apache Polaris builds Google Cloud Storage downscoped credentials via a Credential Access Boundary (CAB) with CEL conditions intended to constrain to a table path. The CEL string uses the bucket and table path; if a namespace/table identifier contains special content (e.g., a sin...

ThreatsDay Bulletin: SMS Blaster Busts, OpenEMR Flaws, 600K Roblox Hacks and 25 More Stories

The internet is noisy this week. We are seeing some wild new tactics, like people using fake cell towers to send scam texts, while some developers are accidentally downloading tools that peek into their private files during a simple install. It is definitely a busy time to be online. Security is...

From Spoofing to Trust: Emergency Alerts Spoofing Testbed and Cross-Cell Verification

Public warning systems PWS in cellular networks enable authorities to broadcast emergency alerts to all mobile phones in a geographic region in the event of threats such as earthquakes or severe weather. If an attacker can imitate these alerts and transmit a forged warning containing fake news or...

nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames

Arbitrary File Write via Path Traversal in Cell Attachment Filenames Summary nbconvert allows arbitrary file writes to locations outside the intended output directory when processing notebooks containing crafted cell attachment filenames. The ExtractAttachmentsPreprocessor passes attachment...

GHSA-4C99-QJ7H-P3VG nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames

Arbitrary File Write via Path Traversal in Cell Attachment Filenames Summary nbconvert allows arbitrary file writes to locations outside the intended output directory when processing notebooks containing crafted cell attachment filenames. The ExtractAttachmentsPreprocessor passes attachment...

CVE-2026-39377

A flaw was found in nbconvert, a tool used to convert Jupyter notebooks. When processing notebooks containing specially crafted cell attachment filenames, a remote attacker can exploit a path traversal vulnerability. This allows the attacker to write arbitrary files to locations outside the...

CVE-2026-39377 nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions 6.5 through 7.17.0 allow arbitrary file writes to locations outside the intended output directory when processing notebooks containing crafted cell attachment filenames. The...

CVE-2026-39377 nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions 6.5 through 7.17.0 allow arbitrary file writes to locations outside the intended output directory when processing notebooks containing crafted cell attachment filenames. The...

GHSA-HV5G-26JG-PC45 Velociraptor vulnerability in the query() plugin which allows access to all orgs with the user's current ACL token

Velociraptor versions prior to 0.76.3 contain a vulnerability in the query plugin which allows access to all orgs with the user's current ACL token. This allows an authenticated GUI user with access in one org, to use the query plugin, in a notebook cell, to run VQL queries on other orgs which th...

Velociraptor vulnerability in the query() plugin which allows access to all orgs with the user's current ACL token

Velociraptor versions prior to 0.76.3 contain a vulnerability in the query plugin which allows access to all orgs with the user's current ACL token. This allows an authenticated GUI user with access in one org, to use the query plugin, in a notebook cell, to run VQL queries on other orgs which th...

CVE-2026-6290 Velociraptor Query() Plugin Misapplies Permissions To Orgs

Velociraptor versions prior to 0.76.3 contain a vulnerability in the query plugin which allows access to all orgs with the user's current ACL token. This allows an authenticated GUI user with access in one org, to use the query plugin, in a notebook cell, to run VQL queries on other orgs which th...