GitLab: Bypass: Stored-XSS with CSP-bypass via scoped labels' color

A Stored-XSS with CSP-bypass vulnerability was discovered in GitLab that allowed attackers to execute arbitrary actions on behalf of victims at the client side. The vulnerability was caused by a missing mitigation for scoped labels, which allowed attackers to create a Stored-XSS with CSP-bypass o...

XSS at app.diagrams.net

Description The application allows the "use" tag to pass on dompurify, which leads to XSS. A strange behaviour bypasses the csp on app.diagrams.net when it has a "?" before the "U" import. Proof of Concept POC diagram: use...

XSS with CSP bypass on WEB instances

📝 Description Drawio WEB instancesn allows https://storage.googleapis.com in CSP script-src, abusing the XSS found in this report, it is possible to bypass the CSP and leak private diagram content. 🕵️‍♂️ Proof of Concept On the web application side, the javascript execution is protected by the...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : Jupyter Notebook vulnerabilities (USN-5585-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5585-1 advisory. It was discovered that Jupyter Notebook incorrectly handled certain notebooks. An attacker could possibly use this issue of lack ...

CVE-2022-36033 jsoup may not sanitize Cross-Site Scripting (XSS) attempts if SafeList.preserveRelativeLinks is enabled

jsoup is a Java HTML parser, built for HTML editing, cleaning, scraping, and cross-site scripting XSS safety. jsoup may incorrectly sanitize HTML including javascript: URL expressions, which could allow XSS attacks when a reader subsequently clicks that link. If the non-default...

Ubuntu: Security Advisory (USN-5512-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

GitLab: Stored-XSS with CSP-bypass via labels' color

Stored-XSS with CSP-bypass was discovered in Gitlab that allowed attackers to execute arbitrary actions on behalf of victims at the client side. This was possible due to the import of unsanitized label colors from Github, which led to the execution of malicious JavaScript code...

thunderbird security update

CentOS Errata and Security Advisory CESA-2022:5480 An update for thunderbird is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed...

CVE-2022-23733

CVE-2022-23733 is a stored XSS vulnerability in GitHub Enterprise Server affecting all versions prior to 3.6. The issue allows injection of arbitrary attributes, with exploitation blocked by GitHub’s CSP. Remediation released in versions 3.3.11, 3.4.6, and 3.5.3. NVD metrics list CVSS 3.1 base sc...

CentOS 7 : thunderbird (RHSA-2022:5480)

The remote CentOS Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2022:5480 advisory. - If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to...

CentOS 7 : firefox (RHSA-2022:5479)

The remote CentOS Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2022:5479 advisory. - If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to...

What We’re Looking Forward to at AWS re:Inforce

AWS re:Inforce 2022 starts tomorrow — Tuesday, July 26th — and we couldn't be more excited to gather with the tech, cloud, and security communities in our home city of Boston. Here's a sneak peek of the highlights to come at re:Inforce and what we're looking forward to the most this Tuesday and...

Malicious code in csp-login-app (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware d46c140ce2130f7495c62f6e669393ebe3370d6f9e526bda4884fd4264f49cd7 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2022-2265 Malicious code in csp-login-app (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware d46c140ce2130f7495c62f6e669393ebe3370d6f9e526bda4884fd4264f49cd7 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

USN-5512-1: Thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, spoof the UI, bypass CSP restrictions, or execute...

Avoiding Death by a Thousand Scripts: Using Automated Content Security Policies

Businesses know they need to secure their client-side scripts. Content security policies CSPs are a great way to do that. But CSPs are cumbersome. One mistake and you have a potentially significant client-side security gap. Finding those gaps means long and tedious hours or days in manual code...

SUSE-SU-2022:2320-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: - CVE-2022-2200: Undesired attributes could be set as part of prototype pollution bmo1771381 - CVE-2022-2226: An email with a mismatching OpenPGP signature date was accepted as valid bmo1775441 - CVE-2022-31744: CSP bypass enabling...

SUSE: Security Advisory (SUSE-SU-2022:2279-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Mozilla Firefox Security Advisory (MFSA2022-20) - Windows

Mozilla Firefox is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:mozilla:firefox";...

Mozilla Firefox Security Advisory (MFSA2022-24) - Mac OS X

Mozilla Firefox is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:mozilla:firefox";...