OpenAI Rolls Out ‘Advanced’ Security Mode for At-Risk Accounts

OpenAI is rolling out Advanced Account Security for people concerned that their ChatGPT or Codex accounts could be potential targets of phishing attacks...

Red Agent and Claude Opus: Securing Production Targets at Scale

Delivering enterprise-grade continuous AI-powered risk assessment to hundreds of customers through the combined power of Wiz and Anthropic...

Cross-site Scripting (XSS)

Overview phpoffice/phpspreadsheet is a Spreadsheet engine that Read, Create and Write Spreadsheet documents in PHP . Affected versions of this package are vulnerable to Cross-site Scripting XSS in the HTML generation process when a cell uses a custom number format containing the @ text placeholde...

PhpSpreadsheet has XSS via NumberFormat @ Text Substitution in HTML Writer

Summary The HTML Writer in PhpSpreadsheet bypasses htmlspecialchars output escaping when a cell uses a custom number format containing the @ text placeholder with additional literal text e.g., @ "items" or "Total: "@. This allows an attacker to inject arbitrary HTML and JavaScript into the...

GHSA-6WPP-88CP-7Q68 PhpSpreadsheet has XSS via NumberFormat @ Text Substitution in HTML Writer

Summary The HTML Writer in PhpSpreadsheet bypasses htmlspecialchars output escaping when a cell uses a custom number format containing the @ text placeholder with additional literal text e.g., @ "items" or "Total: "@. This allows an attacker to inject arbitrary HTML and JavaScript into the...

PT-2026-35931

Name of the Vulnerable Software and Affected Versions PhpSpreadsheet versions prior to 1.30.4 PhpSpreadsheet versions 2.0.0 through 2.1.15 PhpSpreadsheet versions 2.2.0 through 2.4.4 PhpSpreadsheet versions 3.3.0 through 3.10.4 PhpSpreadsheet versions 4.0.0 through 5.6.0 Description The HTML Writ...

CLSA-2026-1777305243 Fix CVE(s): CVE-2024-38286

SECURITY UPDATE: Denial of Service caused by unbounded TLS handshake wrap queue in SecureNio2Channel / SecureNioChannel. Backport upstream fix from 9.0.x commit 76c5cce6f0bcef14b0c21c38910371ca7d322d13. - debian/patches/CVE-2024-38286.patch: cap the handshake wrap queue at...

CVE-2026-31687 gpio: omap: do not register driver in probe()

In the Linux kernel, the following vulnerability has been resolved: gpio: omap: do not register driver in probe Commit 11a78b794496 "ARM: OMAP: MPUIO wake updates" registers the omapmpuiodriver from omapmpuioinit, which is called from omapgpioprobe. However, it neither makes sense to register...

CVE-2026-31953

Xibo is an open source digital signage platform with a web content management system and Windows display player software. A stored Cross-Site Scripting XSS vulnerability in versions prior to 4.4.1 allows an authenticated user with notification creation permissions to inject arbitrary JavaScript...

Incorrect Authorization

Overview github.com/oauth2-proxy/oauth2-proxy is a reverse proxy that provides authentication with Google, Github or other providers. Affected versions of this package are vulnerable to Incorrect Authorization in the email domain validation. An attacker can gain unauthorized access by submitting ...

Incorrect Authorization

Overview github.com/oauth2-proxy/oauth2-proxy/v7 is a reverse proxy that provides authentication with Google, Github or other providers. Affected versions of this package are vulnerable to Incorrect Authorization in the email domain validation. An attacker can gain unauthorized access by submitti...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value through the source.view path in font/sfnt. An attacker can force the parser to allocate a large read buffer by supplying a corrupt or malicious font file that advertises data beyond the file's...

CVE-2026-40574 OAuth2 Proxy has an Authorization Bypass in Email Domain Validation via Malformed Multi-@ Email Claims

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Prior to 7.15.2, an authorization bypass exists in OAuth2 Proxy as part of the emaildomain enforcement option. An attacker may be able to authenticate with an email claim such as [email protected]@company.com and...

EUVD-2026-24132

Dovestones Softwares ADPhonebook 4.0.1.1 has a reflected cross-site scripting XSS vulnerability in the search parameter of the /ADPhonebook?Department=HR endpoint. User-supplied input is reflected in the HTTP response without proper input validation or output encoding, allowing execution of...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I’m speaking at DemocracyXChange 2026 in Toronto, Ontario, Canada, on April 18, 2026. I’m speaking at the SANS AI Cybersecurity Summit 2026 in Arlington, Virginia, USA, at 9:40 AM ET on April 20, 2026. I'm speaking at the Greater...

CVE-2026-33657

CVE-2026-33657 affects EspoCRM up to version 9.3.3, where an stored HTML injection vulnerability allows an authenticated user with standard privileges to inject HTML into system-generated email notifications. Root cause: server-side Handlebars templates render the unescaped post field (triple-bra...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006700)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006700 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix buffer overflow in liotargetnaclinfoshow The function...

CVE-2026-34768

CVE-2026-34768 affects Electron on Windows prior to 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8. The flaw: app.setLoginItemSettings({openAtLogin: true}) writes the executable path to the Run registry key without quotes. If the installation path contains spaces and an attacker can write to a directo...

CVE-2026-34768 Electron: Unquoted executable path in app.setLoginItemSettings on Windows

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, on Windows, app.setLoginItemSettingsopenAtLogin: true wrote the executable path to the Run registry key without quoting. If the app ...

CVE-2026-34768 Electron: Unquoted executable path in app.setLoginItemSettings on Windows

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, on Windows, app.setLoginItemSettingsopenAtLogin: true wrote the executable path to the Run registry key without quoting. If the app ...